Tires and Tubes

- Aggressive Tread Design - Enhanced Steering Performance - Off Camber Grip - Low Rolling Resistance - Excellent Float - Great for blocked trails or loose snow - 240 studs

- Aggressive Tread Design - Enhanced Steering Performance - Off Camber Grip - Low Rolling Resistance - Excellent Float - Great for blocked trails or loose snow - 240 studs

- Studded tire for added traction when conditions get icy - Weight optimized 120tpi casing, Silica rubber, max tire pressure 20psi - Tubeless ready bead/casing

- THE FAT BIKE TIRE. - Extremely light. - The large volume can be ridden with extremely low air pressure. - Ideal on deep soils, rough and very loose terrain. - Available in widths of 100, 110 or 120 millimetres

THE FAT BIKE TIRE. - Extremely light. - The large volume can be ridden with extremely low air pressure. - Ideal on deep soils, rough and very loose terrain. - Available in widths of 100, 110 or 120 millimetres

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.

- 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 ‘turbo’ of spike tires. With 361 spikes it bites firmly into icy roads. The tungsten carbide core of each spike is clad in weight-saving aluminum. The scales stop at 695 g, yet the tire remains agile and sporty. - Schwalbe's Performance line of tires offers excellent quality and the best value for an intensive-use tire.

The Minion DHF has become the benchmark for riders wanting maximum control in loose and muddy conditions. - Directional ramped center knobs provide low rolling resistance - Minion signature channel cut side knobs provide excellent cornering traction - Intended use: loose, loose over hard, medium, wet

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.

The second generation of the legendary High Roller - Easily clears debris - Open tread design - Wide trail (WT) casing specs are optimized for 30-35mm inner width rims An open and aggressive tread design gives the High Roller II excellent soil penetration and mud-clearing ability. A square profile provides a solid, consistent feel across the knobs. Modified knobs on the shoulder and center improve braking performance and traction on hard surfaces. An excellent choice for technical, loose terrain.

The new standard in enduro tires - Dual-compound - Excellent all-around performance - Tubeless Ready (TR) - Wide trail (WT) casing is optimized for 30-35mm inner width rims The Aggressor is designed for high-speed modern mountain bike trails. Advanced knob shaping creates extra gripping edges, and reinforced side knobs offer enhanced stability when cornering at speed. An all-around trail tire excelling on everything from loose cross country race courses to heavy all-mountain riding.

- The DHF incorporates ramped knobs for low rolling resistance and channel-cut knobs to increase gripping edges, giving straight-line control and precise cornering. - The reference in Downhill and Trail tires - Front specific design, but the DHF also makes an excellent option for a rear tire, with its balanced driving, braking, and cornering traction - Plus sizes available - Wide Trail casing optimized for 30—35mm rims

- Gen 2 Revised tread pattern - New knob layout based on feedback from World Cup DH and EWS riders - "Doublewide" knob now split into two individual knobs - More supportive cornering knobs - Additional siping to enhance braking and cornering traction - Raised ridges on casing to promote mud clearing

- The favourite among downhill and enduro experts. - The perfect choice for virtually any track. - Intermediate tread: maximum brake traction and corner grip even on extremely muddy terrain thanks to strong shoulder studs and the aggressive, open tread design.

- The favorite among downhill and enduro experts. - The perfect choice for virtually any track. - Intermediate tread: maximum brake traction and corner grip even on extremely muddy terrain thanks to strong shoulder studs and the aggressive, open tread design.

The all-rounder that works in every situation, no matter the weather, no matter the terrain. The widest possible range of use: for tour and all-mountain, for difficult cross-country tracks as well as technically challenging enduro trails. Tread design: excellent traction and braking performance thanks to special central stud arrangement, large shoulder studs for excellent control on tricky trails. - SnakeSkin: The monofile SnakeSkin fabric on the sidewall makes the tubeless conversion for the MTB extremely easy and safe. It also provides the best cut protection on the side wall. - Addix Speedgrip: The universal compound. It definitely has the widest range of use. Perfect for XC, AM, and Trail: for the majority of EVO tires there’s a version with ADDIX Speedgrip! It replaces the previous PaceStar compound where a significant, though not the only difference, during extensive use is more mileage and a longer life. - Tubeless Easy with Apex casing

Troy Brosnan's go-fast signature tire. - Ideal for dry, fast trails - Tubeless compatible - Wide Trail casing optimized for 30-35mm rims Designed in conjunction with Aussie DH racer, Troy Brosnan, the Dissector seeks to minimize drag while retaining cornering control. This versatile tire can be used as a front, a pair, or as a rear, depending on trail conditions.

- The new incarnation of the Minion DHR. Ready to shred any line - Excellent cornering traction - Pair it with a Minion DHF up front for the ultimate aggressive trail riding tire combo! - Plus sizes available - Wide Trail casing optimized for 30—35mm rims

- For Downhill and Enduro - Long-supported brake edges - Extra strong shoulder knobs - Good self-cleaning properties - Available in Super Downhill, Super Gravity and BikePark construction - Available in Addix Ultra Soft, Addix Soft and Addix Performance compounds

- Trails, corners, berms, tables, kickers and everything else that's fun to ride are where the NEW HANS DAMPF feels most at home. - Extended limits due to greater stability, durability and performance. - Semi-open block arrangement for excellent self-cleaning with low rolling resistance - Aggressive smaller shoulder blocks for grip and control on loose and loamy ground

- 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

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

Refined, redesigned, and ready to shred any line - Ramped and siped tread to roll fast and track straight under braking - Wide trail (WT) casing specs are optimized for 30-35mm inner width rims With side knobs borrowed from the legendary Minion DHF but widened to provide more support, the DHR II corners like no other. The center tread features ramped leading edges to improve acceleration and sipes to create a smooth transition when leaning the bike. Paddle-like knobs on the center tread dig in under hard braking and help keep the bike under control. Pair it with a Minion DHF up front for the ultimate aggressive trail riding tire combo!

Aggressive plus tire inspired by the Ikon+ - 27.5+ tire - Designed for aggressive XC trails The Rekon+ is an aggressive trail tire inspired by the Ikon+ for intermediate and technical terrain. Wide knobs down the middle provide control under braking, and L-shaped side knobs ensure support when carving loose turns. With confidence like this you can race more and scout less with the Rekon+.

A mud-spike for DH racing in the worst conditions - 2-Ply DH Casings with Butyl-Protected Sidewalls - Sheds Mud Quickly - Widely Spaced, Sharp Square Design Designed for the muddiest downhill racecourse in the world: Les Gets France. Not for your local trail, the WetScream is intended for competition use only on professionally maintained courses. When the course turns ugly, trust the WetScream to carry you to victory.

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

Troy Brosnan's go-fast signature tire. - Ideal for dry, fast trails - Tubeless compatible - Wide Trail casing optimized for 30-35mm rims Designed in conjunction with Aussie DH racer, Troy Brosnan, the Dissector seeks to minimize drag while retaining cornering control. This versatile tire can be used as a front, a pair, or as a rear, depending on trail conditions.

- 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.

The favorite of downhill and enduro experts. The perfect choice for virtually any track. Intermediate tread: maximum braking traction and cornering grip even in extremely muddy terrain thanks to strong shoulder studs and the aggressive, open tread design. - SnakeSkin: The monofile SnakeSkin fabric on the side wall makes the tubeless conversion for the MTB extremely easy and safe. It also provides the best cut protection on the side wall. - Super Gravity: A patented tire casing construction. Quadruple ply tire casing makes the sidewall stable and safe. The tread remains extremely flexible and grippy with a two ply casing. All around SnakeSkin is excellent protection against cuts. - Addix Soft is a compound that bridges many disciplines. It’s just as at home in the enduro and downhill world as it is in the demanding discipline of all-mountain and trail riding. It also impresses when used in combination with other ADDIX tires – more speed: Soft on the front, Speedgrip on the back. Or more damping: Ultra Soft on the front, Soft on the back. - Addix Ultra Soft Compound is the ADDIX compound for hardcore use in enduro and downhill. Sensationally good damping has been further improved over the previous VertStar compound, while at the same time ADDIX Ultrasoft is suitable for all-weather use due to significantly improved low-temperature properties when it comes to grip and damping. ADDIX Ultra Soft appears to stick to the ground, literally clawing its way into the subsoil because there’s only one goal in sight: maximum damping and maximum grip. - Folding bead