700c, 27-Inch & 650c

A proper choice for high-power e-bikes, the Electrak 2.0 Armadillo Reflect tire also performs amazingly with other bikes that can handle this tire size. The Armadillo construction provides maximum flat protection from bead to bead, while also supporting the entire casing to handle the rigors that these bikes dish out when roaming city streets. The next generation Electrak 2.0 tread has GRIPTON compound and grooves for ultimate grip and performance when the weather turns foul. It's also an excellent choice to install on 29-inch mountain bikes that get plenty of time on city streets and the open road. Lastly, its reflective accents will increase your visibility to motorists in low-light conditions. - Casing: 60 TPI - Bead: Wire - Compound: GRIPTON - Flat Protection: Armadillo - 700 x 51mm / 29 x 2.0"; PSI 40-65; approximate weight 945g

There are routes covered with jagged flint rock, where the wind is unforgiving, and the destination is far beyond the horizon. For the toughest days of gravel, when winning looks like finishing, we created the Cannonball. We designed the Cannonball to accommodate modern gravel rigs whether you’re racing Dirty Kanza, Trans Iowa, or Mid-South… it’s conquered them all. The directional, tight-knit center tread efficiently decreases rolling resistance while the side knobs increase cornering traction. The center tread’s diamond pattern is optimized specifically for gravel riding and sheds dirt and gravel debris. - Light and Supple—When extra puncture protection isn’t necessary, our light and supple casing offers decreased weight and a comfortable, ultra-supple ride quality at lower pressures when set up tubeless. - Durable Sidewall—This construction consists of a robust woven nylon composite reinforcement between the outer rubber and the inner casing within the tire’s sidewalls to prevent tearing and abrasions.

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

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 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 Espoir Elite is an extremely reliable road tire that's ideal for ambitious training and high-mileage rides. It features our legendary GRIPTON compound, so it's guaranteed to provide low rolling resistance and exceptional traction through corners. And with our BlackBelt X 2 flat protection, you also gain reliability and durability where it counts. So you won't have to worry about flats—just concentrate on sprints, hills, or good conversation on those longer rides. - Casing: 60 TPI - Bead: Foldable - Compound: GRIPTON, Colored versions: 60a - Flat Protection: BlackBelt X2 - 700 x 23mm, PSI 110-125, approximate weight 260g - 700 x 25mm, PSI 110-125, approximate weight 270g

For fast, hardpack cyclocross courses, look no further than the Trigger Tubular tire from Specialized. Small file-tread center lugs progress outwards to large, aggressive knobs on the tires shoulders providing smooth, predictable transitions and sure-footed grip in the corners. The 260 thread-per-inch casing is as supple as they come, and tubular construction offers incredibly low rolling resistance and virtually pinch flat-free riding.

The Pasela ProTire is available in a wide range of sizes. It incorporates ProTite technology for puncture protection and has two excellent all around tread patterns. A series renewal offering the same basic performance with enhanced puncture resistances. - Urban/Commuter tire - Steel (Wire) bead - 45-90 PSI

The Trigger Pro 2Bliss Ready tire rolls fast on asphalt, hard-pack, and gravel paths, making it ideal for anyone looking to get the most out of a smooth cyclocross or gravel course. It features a bead-to-bead Endurant casing and BlackBelt technology for improved puncture protection under the tread, while the unrivaled GRIPTON compound makes it smooth rolling and tough enough for the rigors of a 'cross course. And with this 2Bliss Ready version, you'll be able to run lower tire pressures and benefit from the improved grip and protection from pinch flats. - Casing: 60 TPI - Bead: Foldable - Butyl wrapped bead = 2Bliss Ready - Compound: GRIPTON - Flat Protection 700x38c: Endurant Casing and BlackBelt - 700 x 38mm, psi 45-90, approximate weight 490g

Confronted with sloppy conditions and frame-clogging mud? Take advantage in the muck with Specialized's Terra Pro 2Bliss Ready Tire! This cyclocross tire's tall, widely-spaced knobs provide outstanding braking traction and sensational cornering grip in muddy, wet, and snowy conditions. The Terra's tread pattern also sheds mud for excellent grip everywhere. For even greater control, the Terra is tubeless-ready to conform to terrain irregularities and keep you moving around the course.

Special compound and tread pattern and our strongest casing are designed expressly to disperse heat and reduce noise generated by home trainer use. - Ideal for rollers or turbo trainer - Also available for 26 inch MTB wheel size

MICHELIN's Dynamic Sport offers an excellent ride, high mileage and even puncture protection at a nice price. With its grippy tread, tough nylon casing and supple sidewalls, you'll enjoy all your road rides even more.

Designed for race day, the Tangente Speed is optimized for aerodynamics, rolling resistance and road feel with clincher convenience. - Rubber formulated for grip and acceleration - 220 TPI nylon casing - New aero tread pattern - Intended use: racing - Very low rolling resistance to save power - Optimized for dry road conditions - Sidewalls designed for supple and compliant ride feel

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.

- Diamond File center tread rolls fast while deep side knobs grip the corners - Tubeless compatible - Superlight Nylon contruction - Use: All Around Gravel - TPI: 120 - Bead Aramid - Casing: Nylon

Gravel and dirt road racing tire. Maxxis' first gravel-specific tire, the Rambler is designed with the volume you need for comfort and the tread you need for speed and control. Tightly packed center knobs are ramped for rolling efficiency on hardpack roads, and spaced-out side knobs provide predictable cornering in varied terrain. - Gravel-specific tread pattern - Dual compound for longevity - Folding carbon bead - Tubeless Ready

Schwalbe's Marathon Plus is legendary for durability and protection. Their nearly impenetrable 5mm-thick SmartGuard layer almost eliminates flats over the course of the tire's excellent, long life. Whether you're setting out on a cross-country bike tour, cruising on a tandem, or just want peace of mind during your daily commute, the Marathon Supreme is in it for the long haul.

Challenge's Criterium 320 clincher is hand made on their light and supple 320tpi CoreSpun woven-cotton casing with a long-wearing tread compound. The center tread rolls quickly while the side tread sticks to the road for awesome handling. There's also puncture protection under the tread.

The Criterium is already a super fast-rolling tire with impressive cornering control. This model's silk (seta) casing enhances the tire's suppleness for an even more extraordinary ride. This handmade tubular combines a supple, 1000+ TPI Sealed Silk casing with natural rubber tread with 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. Handmade - Handmade tires combine many attributes to create the most comfortable and low rolling resistance tires. Sealed Silk - Silk is a strong, soft, natural fiber casing that unlocks peak casing and tire performance. 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.

Limus means mud in Latin, which is exactly where this tire dominates. Deep, aggressive, and well-spaced knobs cut through muddy conditions so you can flow through corners, zip through off-camber sections, and powering up inclines with ease. A great tire for truly extreme conditions like the 2018 CX World Championships where it won four of five gold medals. This handmade tubular combines a supple, 320TPI sealed corespun cotton 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. Sealed Corespun Cotton - To protect our cotton casings, we apply a special waterproof, bead-to-bead coating. This treatment keeps the casing lighter, softer, and more supple, extending the tire's life and brightness. Soft - The S stands for Softer and more Supple. This tire utilizes a softer durometer tread rubber especially valuable on track and cyclocross 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.

Limus means mud in Latin, which is exactly what Challenge's Limus Tubular tire dominates. Its deep, aggressive and well-spaced knobs cut through muddy ground and grip great. You'll be zooming through the corners and off-camber sections thanks to its grippy side knobs, and powering up inclines with ease thanks to the tall center knobs. It's built on Challenge's light and supple 300tpi hand-made SuperPoly casing with polyester-reinforced sidewalls, and there's an anti-puncture strip under the tread. You also get a latex tube. Latex tubes are lighter, thinner and more flexible than butyl tubes, increasing your comfort, lowering rolling resistance, and helping to prevent flats, too. 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.

A cyclocross tire providing an aggressive tread that offers control and grip in mixed and muddy conditions. - Tighter center tread pattern helps reduce rolling resistance - Taller shoulder tread pattern increases traction in adverse conditions - Vulcanized, nylon casing tire construction - ETRTO recommended inner rim width: 15-19mm - For use with inner tubes

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, a Puncture Protection System placed between the tread and casing to increase resistance to punctures. Handmade - Handmade tires combine many attributes to create the most comfortable and lowest rolling resistance tires. PPS - The Puncture Protection Strip is a special fabric placed between a tire's tread and casing to increase resistance to punctures.

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. This is your tire for rough roads, packed dirt, and most gravel surfaces. This handmade tubular combines a supple, 260TPI SuperPoly casing with natural rubber tread, and a seamless latex inner tube for improved comfort, confident cornering, and quick handling. 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 PPS2, a combination of our sub-tread Puncture Protection System and an additional layer inside the casing to increase resistance to punctures. 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 2 - The Puncture Protection Strip is a special fabric placed between a tire's tread and casing to increase resistance to punctures. Designed for rough roads and gravel, PPS2 tires have an additional protection layer between the casing and the inner tube.

The Tacx trainer tires have been developed specifically for riding indoors on bike trainers. The special rubber minimizes the risk of overheating, slipping, and wear and tear. They are also quieter than regular rear tires on both road and mountain bikes. Tacx trainer tires are not suitable for outside riding.

The best all-around cyclocross tire ever created excels in wet or dry, soft packed, rocky and root-infested courses, grass, and more. The Grifo features fast-rolling knobs and a center section that offers excellent pedaling and braking traction. 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.

- Dynamic in its purest form. - The OneStar compound makes it even faster. - With the new profile it not only looks good, but also rolls more nimbly than ever before. - Maximum comfort and speed are achieved in its Tubeless Easy version - unbeatable as the very fastest. - Note: The Marathon Supreme does not have a dynamo lighting strip.

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.

Specialized's S-Works Turbo Tubular Allround 2 is the tire of choice for many professional riders due to its enhanced performance traits over current offerings. It features an extremely low level of rolling resistance, superior cornering traction, and astounding grip through various course conditions. In other words, it's the tire that's purpose-built to help riders get to the finish line first. - Casing: 290 TPI - Latex Inner Tube - Compound: Gripton - Flat Protection: BlackBelt

Specialized's Infinity Armadillo Reflect tire is a long wearing, incredibly durable tire that's ideally suited for commuting, trekking, and street use. The deep recessed tread provides excellent traction through water and debris, while the rounded profile ensures stable, predictable handling in corners. It also features Armadillo technology for the highest level of flat protection, plus reflective accents that will increase your visibility to motorists in low-light conditions. - Casing: 60 TPI - Bead: Wire - Compound: 70a - Flat Protection: Armadillo - 700 x 32mm, PSI 75-100, approximate weight 645g - 700 x 35mm, PSI 75-100, approximate weight 665g - 700 x 38mm, PSI 75-100, approximate weight 685g - 700 x 42mm, PSI 50-100, approximate weight 715g - 700 x 47mm, PSI 50-100, approximate weight 745g