700c, 27-Inch & 650c

Latkat is a grip-focused winter road tire that gives riders control and confidence on cold, wet roads. Our Gripkraft rubber compound boosts wet-weather braking and cornering grip for predictable performance on pavement. - 60 TPI tubeless-ready casing - Siped and grooved tread for traction in wet winter conditions - Gripkraft winter rubber compound for wet-grip performance and abrasion resistance - Reflective sidewall stripe for visibility on low-light rides - Bead-to-bead puncture protection for dependability We design 45NRTH tires for extreme winter cycling applications. We do not recommend this product be used with power assist bikes as the additional torque and system weight can lead to premature casing wear. Always check with rim manufacturer to verify rim and tire compatibility before assembly or use

Commuting to work or school on black ice just got faster and easier with the Xerxes. 140 studs provide unrivaled control on those morning rides where ice patches threaten your commute. When a layer of snow conceals black ice, the ultra-narrow profile easily slices through the fluff and gets straight to business providing extreme traction in these extreme conditions. Run the Xerxes at minimum pressure for traction performance, and maximum pressure for a quieter and faster ride on clean roads. - 140 Steel Carbide Studs - Fast-rolling center tread - Narrow profile to fit in most 700c frames - We design 45NRTH tires for extreme winter cycling applications. We do not recommend this product be used with power assist bikes as the additional torque and system weight can lead to pre-mature casing wear and stud loss.

Versatile and confidence inspiring, the Gravdal securely navigates through harsh winter conditions with concave carbide studs for added traction in icy conditions. - Siping creates a more conforming lug for added traction - Concave carbide studs provide traction in the iciest conditions - Reflective strip on sidewall makes you more visible when riding in low-light conditions - Fits most bikes with cantilever or disc brakes

Uncompromising Speed Designed for peak race performance, CADEX Race Tubeless tires have won over the pros through their superior speed, ultra-light weight, and supple ride feel. - RR-S Compound boasts minimal rolling resistance and remarkable grip in the corners - Single-layer SRC casing delivers an incredibly supple ride with superior rolling efficiency at a super low weight - Race Shield puncture protection provides superior puncture protection without compromising on speed or road feel - Carbon/Kevlar Composite bead keeps the tire secured to the rim and provides greater strength to withstand the higher pressures needed for road tires

- RR-S AR Compound offers outstanding grip on both rough roads as well as pavement in all weather without compromising on speed - Single-layer SRC casing delivers an incredibly supple ride with superior rolling efficiency at a super low weight - Race Shield puncture protection provides superior puncture protection without compromising speed or road feel - Carbon/Kevlar Composite bead keeps the tire secured to the rim and provides greater strength to withstand the higher pressures needed for road tires

The Caldera is designed as a durable tire that can handle the rigors of high-mileage training or commuting. - Thick crown tread provides longer-lasting wear - Durable 27 TPI casing

- Ideal road bike commuting tire - With a thicker layer of tread rubber, the Caldera provides longer-lasting tread wear than a normal road tire - Bead: non-folding - Weight: 330 grams

- Hardpack mountain bike tire designed to run in specific directions for the front and rear - In front, the Camber rolls fast, confidently grabbing corners even in the loose stuff - Reversed on the rear, the Camber gives you the same confidence in the corners, plus additional acceleration and climbing traction - Folding bead option also provides lightweight EPS puncture protection layer for outstanding performance and durability

The Sensamo Control provides all-season grip for urban riding and commuting. - Deep tread sipes and all-season rubber provide excellent grip - Reflective sidewall for increased low-light visibility - APL 0.7mm puncture protection layer under tread

Before the Pika, gaining traction on gravel roads was a true feat. Now, it’s child’s play. Ramped center knobs roll fast on loose gravel, and U-shaped shoulder knobs dig in on the turns. The Pika is equipped with dual compound tread, EPS protection, and wire bead.

- Excellent commuting tire - Ciudad offers a grooved-slick tread for low rolling resistance - Kevlar Inside puncture protection will keep you commuting even on the roughest roads, while the reflective sidewall provides increased night visibility - Bead: non-folding - Weight: 500 grams

Make your mark on the gravel scene with the Gravel Grinder. This tire combines a fast-rolling diamond center with aggressive shoulder knobs that only hook-up when the terrain gets soft, muddy, or a bit sketchy. This clincher with 120TPI nylon casing provides both performance and durability. PPS - The Puncture Protection Strip is a special fabric placed between a tire's tread and casing to increase resistance to punctures.

The Strada is Challenge's go-to tire for long days on the road. This all-condition tire combines a round profile that takes the sting out of rough pavement with a construction that provides maximum control and low rolling resistance. This TLR clincher with 120TPI nylon casing provides both performance, durability, and puncture protection when combined with the appropriate tubeless sealant. TLR - TLR tires versions can be ridden tubeless with the addition of sealant but can also be run with an inner tube. - A bead-to-bead inner coating gives added puncture protection to these tubeless ready tires and greatly reduces gradual loss of air pressure. An aramid bead protection strip increases tire longevity and reduces rim chafing.

The Chicane is a super fast rolling tire providing maximum control on dry hardpack, wet grass, and icy conditions. This TLR clincher with 120TPI nylon casing provides both performance, durability, and puncture protection when combined with the appropriate tubeless sealant. TLR - TLR tires versions can be ridden tubeless with the addition of sealant but can also be run with an inner tube. - A bead-to-bead inner coating gives added puncture protection to these tubeless ready tires and greatly reduces gradual loss of air pressure. An aramid bead protection strip increases tire longevity and reduces rim chafing.

Make your mark on the gravel scene with the Gravel Grinder. This tire combines a fast-rolling diamond center with aggressive shoulder knobs that only hook-up when the terrain gets soft, muddy, or a bit sketchy. This TLR clincher with 120TPI nylon casing provides both performance, durability, and puncture protection when combined with the appropriate tubeless sealant.. TLR - TLR tires versions can be ridden tubeless with the addition of sealant but can also be run with an inner tube. - A bead-to-bead inner coating gives added puncture protection to these tubeless ready tires and greatly reduces gradual loss of air pressure. An aramid bead protection strip increases tire longevity and reduces rim chafing.

Race it hard or just head off the beaten path. The Strada Bianca wraps Challenge's proven herringbone tread pattern further around a large volume casing and adds a gravel specific construction to take you comfortably over less-than-perfect surfaces. This is your tire for rough roads, packed dirt, and most gravel surfaces. This TLR clincher with 120TPI nylon casing provides both performance, durability, and puncture protection when combined with the appropriate tubeless sealant.

The Strada is Challenge's go to tire for long days on the road. This all-condition tire combines a round profile that takes the sting out of rough pavement with a construction that provides maximum control and low rolling resistance. This handmade clincher combines a supple, 300TPI SuperPoly casing with natural rubber tread for long distance comfort, confident cornering, and quick handing. This tire includes PPS Ganzo, a lightweight and supple Puncture Protection System placed between the tread and casing to increase resistance to punctures.

Make your mark on the gravel scene with the Gravel Grinder. This tire combines a fast rolling diamond center with aggressive shoulder knobs that only hook-up when the terrain gets soft, muddy, or a bit sketchy. This handmade clincher combines a supple, yet durable Corazza Armor casing for improved sidewall protection, excellent puncture-resistance from our PPS Ganzo + PPS2, and a high mileage, grippy, natural SMARTplus tread compound. 260TPI SuperPoly casing.

Race it hard or just head off the beaten path. The Strada Bianca wraps Challenge's proven herringbone tread pattern further around a large volume casing and adds a gravel specific construction to take you comfortably over less-than-perfect surfaces. This is your tire for rough roads, packed dirt, and most gravel surfaces. This handmade clincher combines a supple, yet durable Corazza Armor casing for improved sidewall protection, excellent puncture-resistance from our PPS Ganzo + PPS2, and a high mileage, grippy, natural SMARTplus tread compound. 260TPI SuperPoly casing.

The Strada is Challenge's go to tire for long days on the road. This all-condition tire combines a round profile that takes the sting out of rough pavement with a construction that provides maximum control and low rolling resistance. This tire takes tubeless to a higher performance level by combining TLR's properties with a handmade construction for the ultimate in traction and ride quality. This tire includes PPS Ganzo, a lightweight and supple Puncture Protection System placed between the tread and casing to increase resistance to punctures. And puncture protection is enhanced when combined with the appropriate tubeless sealant. 260TPI SuperPoly casing.

Make your mark on the gravel scene with the Gravel Grinder. This tire combines a fast rolling diamond center with aggressive shoulder knobs that only hook-up when the terrain gets soft, muddy, or a bit sketchy. This tire takes tubeless to a higher performance level by combining TLR's properties with a handmade construction for the ultimate in traction and ride quality. This tire combines a supple, yet durable Corazza Armor casing for improved sidewall protection, excellent puncture-resistance from our PPS Ganzo, and a high mileage, grippy, natural SMARTplus compound. And puncture protection is enhanced when combined with the appropriate tubeless sealant. 260TPI SuperPoly casing.

Race it hard or just head off the beaten path. The Strada Bianca takes the proven construction of the Paris-Roubaix and adds volume to take you comfortably over less-than-perfect surfaces. Challenge introduces STRADA BIANCA H-TLR 45. The staple herringbone-design tire proves its handmade performances on rougher terrain with a new gravel-specific construction and an added beefier new 45mm size. The STRADA BIANCA 45 is the tire designed to take you comfortably rolling over rough pavement, cobbles, sandy or hardpack fields, to literally floating over the more enduring dry, rocky terrains. It is the first 45mm tire in the Challenge range.

The Getaway is the latest gravel tread designed to take you beyond where the pavement ends to where the terrain is less maintained. Its design includes a tightly packed, fast rolling center for straight line control and speed, open transition knobs for sandy and wet terrain, and more aggressive shoulder knobs for controlled cornering and stability in loose conditions. This tire takes tubeless to a higher performance level by combining TLR's properties with a handmade construction for the ultimate in traction and ride quality. This tire combines a supple, yet durable Corazza Armor casing for improved sidewall protection, excellent puncture-resistance from our PPS Ganzo, and a high mileage, grippy, natural SMARTplus compound. And puncture protection is enhanced when combined with the appropriate tubeless sealant. 260TPI SuperPoly casing.

The Baby Limus is Challenge's all-around cyclocross tire designed for races with constantly changing conditions. This tire is ready to take on wet sand, sticky mud, or dry, fast, packed courses. This handmade tubular combines a supple, 300TPI SuperPoly casing with natural rubber tread, and a seamless latex inner tube for improved grip at lower pressures, confident cornering, and quick handing. The latex tube is lighter, thinner, and more flexible than a butyl tube, increasing your comfort, lowering your rolling resistance, and helping to prevent flats. The tube also includes a removable core Presta valve. Handmade - Handmade tires combine many attributes to create the most comfortable and lowest rolling resistance tires. Latex - Latex tubes are stronger, lighter, super supple, absorb shock, and conform precisely to terrain, reducing rolling resistance. PPS - The Puncture Protection Strip is a special fabric placed between a tire's tread and casing to increase resistance to punctures.

The Strada is Challenge's go to tire for long days on the road. This all-condition tire combines a round profile that takes the sting out of rough pavement with a construction that provides maximum control and low rolling resistance. This handmade tubular combines a supple, 300TPI SuperPoly casing with natural rubber tread, and a seamless latex inner tube for improved comfort, confident cornering, and quick handing. The latex tube is lighter, thinner and more flexible than a butyl tube, increasing your comfort, lowering your rolling resistance, and helping to prevent flats. The tube also includes a removable core Presta valve. This tire includes PPS Ganzo, a lightweight and supple Puncture Protection System placed between the tread and casing to increase resistance to punctures.

The cool design makes the RetroRIDE an eyecatcher. In a stylish brown or cream with completely curcumferential original profiles of the legendary Conti KKS 10. Beneath the stylish outer shell it has all qualities that make a great touring tire. Finished off with a rubber breaker belt, a tread profile that even looks grippy, and a compound that provides a long service life.

Completely renewed, sporting a dynamic tread pattern design. Matches with a race bike, as well as a classic city road bike. Available in a wide range of dimensions and colors. PureGrip Compound Based on activated silica compounds, this technology was originally intended as an performance level compound, but after intensive development at our Korbach Research and Development Department Facility, an advanced new compound with outstanding grip and cross-country properties was developed. This new rubber mix, given the self explanatory name "PureGrip", is ranked just behind our BlackChili Compound and is being used in our performance products both in the road and mountain bike sectors. Whilst providing great grip, it is also long lasting and highly durable – both characteristics of Continental tires, which are exclusively manufactured in the factory in Hefei (Asia). Suitable for E-Bikes For our E-Bike tyre we fall back on over 100 years' experience with moped and motorcycle tires. All of our city/trekking tires are rated to a standard speed of at least 25 km/h. Those tires marked e50 are also certified for S-Pedelecs. With their high quality structure, puncture protection is high and the rolling resistance is low offering protection from premature wear brought about by the additional driving force.

A robust tire with a modern look for city riding - Solid tires for town and city bikes also suitable for tarmac and gravel paths - Good traction from its large contact patch with the terrain - High reliability, best quality: gets you to where you want to go on time!

The Grand Sport Race encourages peak performance. The perfect blend of high puncture protection, comfort and smooth running makes it the ideal tyre for competitions and tours. Other plus points are maximum cornering grip and durability. The all-rounder is ready for every challenge even the biggest ones.

Sticks and stones and other sharp, pointy objects won’t stop Continental’s long-lasting Super Sport Plus tire. It's armed with Continental’s stalwart PlusBreaker flat protection system, a tough sub-tread that prevents punctures. This layer is highly elastic, too, so that the ride remains light and lively. This is the tire you want on your wheels when you tackle the urban jungle.

The Giro is an economical tubular tire constructed of natural rubber, a lightweight 2-ply cotton casing and a durable tread compound. Because it is both rugged and fast, it makes for a great training tire. The Giro handles up to 145 psi, too.

Developed for the essential basic training at home. Particularly smooth running. The durable cold-running compound stops heat build up. - Suitable for training on rollers/home trainers only.

With our PolyX Breaker, we bring our car expertise to the bicycle tire segment: Polyester has been used successfully for years in car tires and been tried and tested many times. The extremely resistant polyester fiber is woven tightly crosswise. In this way, a very high fabric density is reached, which not only makes the Breaker more resistant to foreign objects but is also especially resistant to punctures. The rolling resistance is also not negatively affected by the PolyX Breaker. - The right tire when it comes to tough conditions. - The right choice for a strong performance in the urban field and on tour.

Continental's Gatorskin Folding combines 3 flat-protection technologies into one fast-riding, high-mileage racing and training tire. It features a super-fine 180 thread-per-inch casing, a bead-to-bead layer of DuraSkin, and is finished with a Kevlar-reinforced top layer. The result is a tire with a lightweight folding bead that rolls and corners with the best of them while providing flat protection second to none. - DuraSkin sidewall protection - PolyX puncture protection - Weight: 220/240/320/325 grams (23c/25c/28c/32c)

Continental's ultra-tough Gator Hardshell combines 3 flat-protection technologies into the ultimate distance and training tire. It features a flat-busting, bead-to-bead layer of DuraSkin and an extra-wide Poly-X Breaker anti-puncture strip. But Conti wasn't done yet. They added material in the tread to improve mileage and lend another level of puncture resistance.

Continental's ultra-tough Gator Hardshell combines 3 flat-protection technologies into the ultimate distance and training tire. It features a flat-busting, bead-to-bead layer of DuraSkin and an extra-wide Poly-X Breaker anti-puncture strip. But Conti wasn't done yet. They added material in the tread to improve mileage and lend another level of puncture resistance. Plus, the folding bead keeps the weight low. Weight: 23c: 250 grams 25c: 270 grams 28c: 350 grams 32c: 385 grams

Puncture protection and mileage are the strengths of Hardshell-ProTection. A wider PolyX Breaker, the specialist against punctures under the tread center and shoulders, provides for great reliability. The three-ply—each layer with 60 TPI—carcass covers the entire tire and makes it a real bastion against urban detritus. The outer sidewalls of the tire are reinforced with DuraSkin fabric, providing even more reliability due to the casing being so well protected. Hardshell tires are the puncture-resistant flagship amongst racing tires—produced exclusively in Germany. - Ideal when it comes to extremely long service life, for the next tour or the commute. - Made for rough surfaces and rugged tarmac.

The Sprinter is characterized by excellent rolling characteristics due to the supple carcass. It demonstrates its strength especially in use with criteria. When maximum acceleration is needed, this tyre is the one to rely on. The competitor convinces with low weight and a balanced ride.

Thanks to its DuraSkin anti-tear fabric, the Grand Prix 4-Season holds up under extreme conditions. In the Paris – Roubaix race, the “Hell of the North”, cyclists equipped with DuraSkin enhanced tires have the fewest tire-related problems during the race. Incorporating Continental's special wear resistant carbon compound, the tire is characterized by very good mileage performance as well as excellent adhesion on wet roads and at low temperatures. With the 23mm, 25mm, 28mm, and 32mm versions, the Grand Prix 4-Season makes it possible to select the right tire for various road qualities and comfort requirements. A double Vectran Breaker belt under the tread raises the puncture and cut protection to the highest level available on the market.

The Sprinter GatorSkin inherits the best qualities of the ever-popular original Sprinter, namely the durable tread compound and effective puncture resistance. GatorSkin simply adds confidence-inspiring durability and the sidewall protection of DuraSkin to an already race-proven winner. Pro riders use a similar combination in their tires for Paris-Roubaix and other equipment-destroying classics in the springtime. If you want to get the miles in, but your streets aren't covered with the finest tarmac, this is your tubular.

The Grand Prix 5000 is the best all-rounder in the field, brought to a whole new performance level. Ride faster, more comfortably, and with increased puncture protection. Its Active Comfort Technology absorbs vibrations and smooths your ride. Lazer Grip technology, designed to make you one with the road, features a lasered micro profile structure that expands over the tire’s shoulder and provides outstanding cornering. The Vectran Breaker is lighter, more flexible and protects more effectively against cuts than comparable nylon. With incredible tear resistance at a very low weight, it possesses exactly the right properties to be a premium puncture protection insert, while not adversely affecting rolling resistance. The Grand Prix 5000—made to make you better. With Continental's unique and legendary BlackChili tread compound, produced only in Germany, they have revolutionized the sport of cycling. This compound answers the eternal question of the best balance of grip and rolling resistance for cycling. Regular test wins confirm the measurable and noticeable advantages for cyclists, established in both the lab and on the road. The latest polymers, as well as specially developed carbon black particles and filler materials, guarantee ultimate performance.

The Grand Prix 5000 is the best all-rounder in the field, brought to a whole new performance level. Ride faster, more comfortably, and with increased puncture protection. Its Active Comfort Technology absorbs vibrations and smooths your ride. Lazer Grip technology, designed to make you one with the road, features a lasered micro profile structure that expands over the tire’s shoulder and provides outstanding cornering. The Vectran Breaker is lighter, more flexible and protects more effectively against cuts than comparable nylon. With incredible tear resistance at a very low weight, it possesses exactly the right properties to be a premium puncture protection insert, while not adversely affecting rolling resistance. The Grand Prix 5000 Tubeless—made to make you better. With Continental's unique and legendary BlackChili tread compound, produced only in Germany, they have revolutionized the sport of cycling. This compound answers the eternal question of the best balance of grip and rolling resistance for cycling. Regular test wins confirm the measurable and noticeable advantages for cyclists, established in both the lab and on the road. The latest polymers, as well as specially developed carbon black particles and filler materials, guarantee ultimate performance.

The Grand Prix 5000 S Tubeless Ready allrounder tires are lighter, faster and supported with stronger sidewalls, compared to previous GP5000 versions. Designed to be compatible with hooked and hookless rims, this new standard in road tubeless ready technology will allow you to ride faster, more comfortable and with increased puncture protection. - Hookless rim compatible up to 73 PSI / 5 bars - The tubeless ready (TR) carcass construction is robust and impervious against damage and penetration from foreign objects. The result: versatile, low weight and an attractive design. In addition, tires made using this technology can also be used as Tubeless or with an inner tube - Vectran Breaker is a synthetically manufactured high-tech fiber with an enormous tear resistance at a very low weight: Exactly the right properties to process into a premium Continental bicycle tire as a puncture protection insert - Active Comfort Technology absorbs vibrations and smoothens your ride - Lazer Grip, to make you one with the road. The lazered micro profile structure expands over the tire’s shoulder and provides outstanding cornering - BlackChili Compound provides the best balance of grip and rolling resistance for cycling

Continental's Cyclo X-King Tubular rolls quickly, grips great and showcases the ride quality that you expect from a handmade German tubular tire. Short, smartly spaced center knobs speed you down the course, and taller square knobs line the shoulders for excellent cornering and control in a variety of conditions. The result is an awesome performing cyclocross tire you'll love.

- A classic road tire featuring the traditional chevron tread pattern - The LGG provides a supple ride, durable yet lightweight construction, and puncture-protection belt under the tread - 120 TPI version is dual compound tread: 70a in center, softer 60a on sides. 60 TPI is single compound tread 70a

- An adventure tire designed for mixed conditions - Smooth-rolling center knobs and aggressive shoulder lugs - The combination of smooth-rolling center knobs and aggressive shoulder lugs provide great traction and durability for gravel roads, trails, cyclocross, urban assault and even pavement - The MSO will fit on your cyclocross or gravel bike, commuter, or touring rig - MSO is the airport code for Missoula, Montana, home of the Adventure Cycling Association and the inspiration for countless cycling journeys - Designed to bridge the gap between pavement and blazing your own trail

When speed is a top priority and the road is unpredictable, the Strada USH stands out as a light and fast tire that can handle it all. Combining a fast rolling center track with a scaled up herringbone tread your let it fly on straightaways and corner with conviction. This long lasting and hard wearing tire has you covered from commuting to big adventure days in the saddle. The USH is named for the airport code of Ushuaia on the island of Tierra del Fuego, Argentina. Ushuaia is the southernmost city in the world, and the ultimate destination for adventure bike touring. Size: - 700 x 40 mm Weight: - 472 grams Part #: - D10032 Product Features: - Fast, durable and smooth rolling center tread. - Exaggerated chevron pattern on sides for excellent cornering traction. - Integrated puncture protection belt under the tread. - This tire requires a tube. Tubes sold separately.

The CDG is the airport code for the famed Paris airport, Charles De Gaulle and pays homage to the brutal cobbled roads used for Spring Classics like the Paris-Roubaix. This incredible road tire features a center section of tightly packed mini nubs that offer traction when you need it without sacrificing speed. The tread transitions to more aggressive, larger nubs towards the outside so you can lean into the corners with the utmost confidence. Even during a rainy day in Belgium. Size: - 700 x 30 mm Weight: - 420 grams Tire Type: - Tubeless Ready Part #: - D20089 Product Features: - Unique center-tread pattern provides excellent grip in wet or dry conditions. - Side nubs offer excellent traction while cornering. - Integrated puncture-protection belt. - Lightweight construction. - Tubeless Ready. Can be used tubeless or with an inner tube.

The big news from Donnelly is the upcoming EMP gravel tire, which pulls its name from the airport code for Emporia, Kansas, home of a kinda popular gravel race that crushes souls every year. The tire is a departure from their usual tread design, getting a tighter tread block pattern without a well-defined center strip like most all of their other tires. It’s still designed to roll fast, which is key if you’re racing any long distance gravel bike event, but with bigger side knobs to handle more aggressive cornering. - Smooth-rolling center knobs and aggressive shoulder lugs - Soft rubber compound for extra grip and shock absorption - Integrated puncture protection belt under the tread - Tire Intended Use: Gravel - Labeled Size: 700 x 38 - Tire Bead: Folding - Tire Diameter: 700c - Tire Type: Tubeless Ready Clincher - Weight: 484 - Weight (oz): 17 - Flat Protection: Tread

- A classic road tire featuring the traditional chevron tread pattern - The LGG provides a supple ride, durable yet lightweight construction, and puncture-protection belt under the tread - 120 TPI version is dual compound tread: 70a in center, softer 60a on sides. 60 TPI is single compound tread 70a

- Fast and durable center section - When speed is a top priority but the road is unpredictable - Combining a fast rolling center track and scaled up herringbone tread for conviction in the turns - Exaggerated chevron pattern on sides for great grip

- An adventure tire designed for mixed conditions - Smooth-rolling center knobs and aggressive shoulder lugs - The combination of smooth-rolling center knobs and aggressive shoulder lugs provide great traction and durability for gravel roads, trails, cyclocross, urban assault and even pavement - The MSO will fit on your cyclocross or gravel bike, commuter, or touring rig - MSO is the airport code for Missoula, Montana, home of the Adventure Cycling Association and the inspiration for countless cycling journeys - Designed to bridge the gap between pavement and blazing your own trail

- An adventure tire designed for mixed conditions - Smooth-rolling center knobs and aggressive shoulder lugs - The combination of smooth-rolling center knobs and aggressive shoulder lugs provide great traction and durability for gravel roads, trails, cyclocross, urban assault and even pavement - The MSO will fit on your cyclocross or gravel bike, commuter, or touring rig - MSO is the airport code for Missoula, Montana, home of the Adventure Cycling Association and the inspiration for countless cycling journeys - Designed to bridge the gap between pavement and blazing your own trail

BOS is the airport code for Boston, Massachusetts, the original hotbed of North American ‘cross and home to some of the harshest weather and the toughest courses. If you’re pinning on a number in New England you better be ready for rain, roots, ruts and mud. And, you better have a set of Donnelly BOS tubulars in your quiver. This tire is even more aggressive than our mud-proven PDX. It features buttressed side-knobs for outstanding traction in super muddy corners and off-cambers, and a center tread pattern that is all bite when it comes down to a tractor pull. Size: - 700 x 33mm Weight: - 386 grams Type: - Tubular Part #: - D50030 Product Features: - Buttressed side-knobs for superior cornering traction. - Unique center knob pattern designed for maximum traction when you need it most. - Soft rubber compound provides extra grip and shock absorption. - Tubeless design means an airtight casing with no inner tube to puncture. - Rubber-coated sidewalls are extremely durable and prevent deterioration from water, mud and dirt. - No additional sidewall coating necessary. - All in one construction means tread will not peel away from the tubular casing. - Precision design creates a straight tire with no variances in size or alignment. - The tire and base tape are consistently straight making it easy to glue and install to your wheel. - A removable valve core allows for valve extenders installation as well as insertion of tire sealant. - Liquid sealant can be used with all Donnelly tubulars to prevent or repair typical punctures.

Over 10 years of aero product development with a focus on real-world performance has led us to tire development. Tire shape and construction greatly influence aerodynamics, rolling efficiency, and your confidence. SES Road Tires are proven in CFD and the wind tunnel to reduce drag and are constructed to deliver rolling efficiency, durability, and a confidence inspiring ride—regardless of the weather. - Application: Road, Road Race, Triathlon, Time-Trial, All-Road - Smart ENVE System Aero Optimized Shape and Tread Design - Natural and Synthetic Rubber Compound w/Activated Silica for All-Weather Performance - Tubeless Ready and Inner-Tube Compatible - Hookless and Hooked-Bead Rim Type Compatible - Inner-Rim Width Compatibility: 25c (17-21mm); 27c, 29c, 31c (17-25mm) - Weight: 25c (255g), 27c (265g), 29c (275g), 31c (285g) - Vectran Protection Barrier

With their grippy tread patterns and high-volume casings, Giant's P-R3 AC Tires offer superior handling and a superb ride. Giant's Deflect 3 nylon breaker keeps pinch flats at bay and the handy built-in wear indicator lets you know when it's time for new rubber. And, they have reflective sidewalls for increased visibility.

- Multi-use tread for city, comfort, commuting, and trekking bikes - BlackBelt aramid fiber belt between the casing and tread increases puncture resistance

With their front/rear-specific compounds, grippy tread pattern and high-volume casings, Giant's P-R3 AC Tires offer superior handling for any on-road conditions. Giant's Deflect 3 nylon breaker keeps pinch flats at bay and the handy built-in wear indicator lets you know when it's time for new rubber.

Mixed road and path conditions are no problem for Giant's P-X2 Tire. A multi-terrain tread design provides traction and stability on pavement, mud, and gravel. The Deflect 4 puncture protection belt in the casing shields your tubes from road debris and punctures. There's also a wear indicator in the tread as well as reflective sidewalls to provide enhanced nighttime visibility.

Features - High performance front and rear specific tread rubber - Sticky 60/64/60 durometer front tread - Durable and fast 64/70/64 durometer rear tread - Densely-woven DEFLECT 3 nylon puncture protection belt between the casing and tread - Centerline wear indicator molded into tread - Wire bead - 60 TPI nylon casing