700c, 27-Inch & 650c

Continental's Olympic II is the world's most formidable racing tire. It is the absolute top-of-the-line tubular for all track disciplines, permitting inflation pressures of up to 220 psi. This tire has also been optimized for exceptionally low rolling resistance and minimum weight. Plus, Continental's Black Chili rubber compound provides a fantastic grip on both wood and cement tracks and outstanding durability. The Olympic is your new secret weapon!

When you're looking for a great set of tubulars for your race rig, Continental has you covered with their hand made in Germany Attack and Force Comps. The Attack is designed for use as a front tire with a supply 3-ply, 110 thread-per-inch casing for sweet compliance to smooth every ride. And, the Force is designed as a rear tire with a stiffer 3-ply 180 thread-per-inch casing for excellent power transmission and increased durability. Both tires also boast Conti's Black Chili rubber compound for excellent cornering and high-mileage lifespan, Vectran Breaker puncture protection, and Conti's TirePositioningSystem (TPS) to maximize aerodynamics.

Power Cross Jet tire features small blocks on the tread pattern provide excellent tread strength and maximum speed. - Improved transmission of pedaling power for controlled grip - Specially adapted reinforcements provide safe, low-pressure riding on all terrains

Track professionals have placed their trust in Continental's Special Class II for generations because it's such a fast, great-handling and reliable tire. With its finely wound cotton casing, it provides awesome durability and a compliant, comfortable ride, even at high inflation pressures (the Special Class can take up to 160 to 170 psi). Plus, the carbon-black tread compound provides long wear and top-notch traction and cornering adhesion on virtually any velodrome surface. Get the winning edge with the Special Class II!

Schwalbe built an entirely separate facility to churn out their top-of-the-line Schwalbe One tubular tires. Although speed is priority number one, you also get a long-lasting, incredibly grippy tire that still offers solid puncture protection.

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

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.

Many of the fastest riders in the world place their trust in these handmade German tubulars. The Competition is a world-class tire proven everywhere from the cobbles of Paris-Roubaix to your local crit series. The 180-thread-per-inch, 3-ply casing offers a velvety-smooth ride and the Vectran sub-tread provides exceptional puncture protection, reduced rolling resistance and a great road feel.

- P Zero Velo TUB brings the handling and cornering behavior Pirelli is famous for to the finest handmade tubular construction. - It was developed on the fields of World Tour racing and in its debut year it already is a winner of a grand tour. Now available for your own. - Corespun 320tpi w/aramid reinforced casing. - Anti-puncture belt under the tread. - Latex inner tube for better weight, rolling and anti-puncture. - Soft yellow compund for racing usage. - Designed for modern wide tubular rims. - 48 mm RVC valve.

The Tempo II is one of the fastest track tubulars in Continental's arsenal, gathering medals at international track events the world over. It has also found its way onto the gossamer bikes of the WorldTour's elite climbing specialists when they need to trim grams to an absolute minimum on race day. The Tempo II features a very fine 3-ply, 180 thread-per-inch casing for a high-quality ride. And, its fine cross-hatch tread pattern maximizes grip without adding rolling resistance to give you the ultimate in speed.

When you roll up to the starting line, you know you've got an aero advantage if your wheels are wrapped in Zipp's Tangente SL Speed Tubular Tire. The 320 TPI cotton casing is tough enough to tackle the ugliest stretches of blacktop, while the puncture-resistant belt keeps you inflated and rolling through the finish line. Zipp focused on improving leading edge airflow to get you that aero advantage, and the low rolling resistance saves power so you go faster longer. They even formulated rubber specifically tailored for grip and acceleration you'll notice as you're sprinting for the line. Your tires link you to the pavement; make that link as efficient as possible with the Tangente.

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.

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

- The P ZERO Race TLR is crafted to pack all the benefits of tubeless technology into a race-ready all-rounder which outperforms all cycling clinchers that we have created before, tubulars included. - Pirelli designed this new tubeless-ready tire with the new SmartEVO compound and the TechWALL+ casing technology to provide our Professional riders, as well as all cycling enthusiasts, with a superior product! - Techwall+ Road: New TLR casing technology with multiple layers of reinforcement to provide superior puncture protection within a lightweight structure - 28c and 30c width is compatible with hookless rims according to ETRTO 5bar/73psi max pressure limitations. 24c and 26c width are NOT compatible with hookless rims.

- Enhance your riding experience with the Tubeless Ready version of the MICHELIN Power Cup tire - The tires used by the Cofidis team for riding at monuments and Grands Tours - Speed and comfort provided by Tubeless Ready technology, speed and efficiency inspired by MOTO GP technology - Light and reliable thanks to the Tubeless Shield technology and 4x120 TPI casing - Efficient handling and stability in both wet and dry conditions thanks to the MICHELIN GUM-X compound

Speed and reliability for riders pursuing a new performance level Corsa N.EXT is the exciting new addition to the Corsa family. Designed to satisfy the requirements of enthusiast cyclists who clock up the miles on long and demanding weekly rides, Corsa N.EXT combines Vittoria's peerless knowledge of racing performance with the durability of a long-lasting nylon casing that uses a unique Silica and Graphene compound for improved rolling efficiency, grip and longer wear-life. To increase puncture protection, the central section of the casing features 3 layers of nylon as well as an additional puncture protection belt. Corsa N.EXT is the first road racing tire to feature a QR Code—printed on the tire hot patch—for easy access to useful technical information about the tire. Racing inspired speed and feel, with the everyday durability of nylon construction - New combination of Silica and Graphene compound for improved rolling efficiency, grip and longer wear-life - Nylon casing provides durability, for daily racers who want to raise the bar of their performance relying on a long-lasting tyre - Proven tread design used by Vittoria teams in the World Tour

- Maxxis' fastest and lightest road racing tire - Light and supple 170 TPI casing, K2 puncture protection, and HYPR-S combound - This new compound retains the grip found on the original High Road, but reduces rolling resistance by 12%.

This race-day-specific weapon has raised the bar on tire technology. The Corsa Speed uses a proprietary Graphene compound, which is then paired with an ultra-fine Corespun-T casing. The end result is a tire that maintains the lowest rolling resistance, while still providing the trademark Corsa suppleness and outstanding wet weather grip - 320 TPI Corespun cotton casing - Proprietary Graphene compound - Lightweight, flexible latex inner tube

Using their vast car tire expertise, Continental created the Top Contact Winter II - a snow tire for your bike. Grip in snow, slush, and on wet roads is assured due to a unique tread pattern that produces hundreds of gripping edges. Since you'll be using this tire in cold temperatures, Conti has formulated their rubber compound to remain supple for unparalleled winter traction. There's also a flexible PolyX Breaker for awesome flat protection. Plus, the Top Contact Winter sports Continental's Reflex sidewall striping for safety.

P ZERO Race TLR synthesizes the advantages of the tubeless technology in an all-rounder cycling tire for high-intensity training sessions and races. The TechWALL+ Road carcass improves reliability against punctures without affecting the weight of the tire, while the special SmartEVO Compound enhances grip performance both on wet and dry asphalt compared to our previous cycling compounds. The tread pattern of P ZERO Race TLR is an evolution of the design of P ZERO Velo: several seasons of research and development on the roads of the World Tour led to a new design that enhances the behavior of the bicycle in all weather conditions. - Using experience from World Tour racing, coupled with a constant desire for excellence, the Pirelli engineers have developed the best-performing all-around bicycle race tire ever conceived by the iconic brand. - The P ZERO Race TLR is crafted to pack all the benefits of tubeless technology into a race-ready all-rounder that outperforms all cycling clinchers that we have created before, tubulars included. - After three years of development working with the fastest racers at the World Tour level, including men's and women's 2019 UCI World Champions, Pirelli designed this new tubeless-ready tire with the new SmartEVO compound and the TechWALL+ casing technology to provide our professional riders, as well as all cycling enthusiasts, with a superior product! - SmartEVO Compound is a new formulation that enhances the already excellent performance of our previous road cycling compounds. The experience of motorsport competitions and World Tour winner input led to our best road cycling compound ever. - Techwall+ Road: New TLR casing technology with multiple layers of reinforcement provides superior puncture protection with lightweight construction.

- The next generation of tubeless tires. A truly thrilling ride. It's fast. It's reliable. It's light. - The patented MicroSkin construction makes this all possible. The rolling resistance is minimal! - All around cut resistance and puncture protection are extraordinary. - This is the absolute top model from Schwalbe! - The Schwalbe One Pro can also be used with a normal tube, but its true strengths are experienced only in tubeless form.

Schwalbe Pro One Road Tire is a fast, reliable, and light tire. the Pro One remains controllable at all times - on the fastest descents, in extreme cornering, in all conditions. - Minimal rolling resistance - All-around cut resistance and puncture protection - ISO Diameter: 622 / road / 29" - Tire Intended Use: Road - Tire Type: Clincher Tire - Type: Folding - Tire Diameter: 700c - Weight: 215g - Pressure: 6.0-10.0 Bar (85-145 psi) - Maximum load: 70 kg ADDIX Race Compound Offers tenacious grip at high cornering speeds and extensive durability in E-operation. Evolution Line The very best possible. Highest grade materials. Latest technology. V-Guard Extremely lightweight and cut-resistant high-tech fabric. Soupless Carcass Souplesse Carcass Construction Special turn-up construction for an exceptional riding experience in race tires.

Maxxis’ all-purpose road race tire receives a refresh for 2021 with a new lighter weight casing, upgraded puncture protection, and a revised tread pattern. The result is a lighter, faster, and more durable High Road.

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.

An all-conditions cyclocross tire that can handle most terrain due to its balanced tread pattern.

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 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.

Originally designed for the 1996 Olympic games, the Ritchey SpeedMax is back and better than ever. Reenvisioned for 'cross racers and gravel riders alike, SpeedMax is now available tubeless-ready with Stronghold casing. With a remarkable ride quality and low rolling resistance, this all-rounder tire is the perfect choice for all-terrain exploration. - WCS 120 TPI Stronghold Tubeless Ready - Weight: 514g (WCS)

- This lightweight and fast tire is crafted to pack the key benefits of tubeless technology into a race-day product, emphasizing speed and handling and exceeding the performance of any other Pirelli bicycle tire in this class, TT and lightweight tubulars included, without compromising on puncture protection thanks to the TechWALL casing technology. - After three years of development working with the fastest racers at the World Tour level, Pirelli designed this new tubeless-ready tire with the new SmartEVO compound to provide our Professional riders as well as all cycling enthusiasts, with our best bicycle racing tire to date! - Techwall Road: New TLR casing technology with an added layer of reinforcement to provide superior puncture protection in a lighter structure - 28c width is compatible with hookless rims according to ETRTO 5bar/73psi max pressure limitations. 24c and 26c width are NOT compatible with hookless rims.

- Tire Diameter/ISO: 700C/622 - Tire Width: 28C - TPI: 60TPI - Bead: Folding - Tire Compound: Smartnet Silica - Tire Technology: ArmourTech - Tire Type: Tubeless Ready - Tire Width Range: 18 - 29 - Labeled Size: 700x28C - Tubeless Technology: Tubeless Ready