Cyclocross

Boone 7 Disc is our lightest, fastest cyclocross bike. It charges over barriers, through mud and sand pits, and can handle a heavy dose of beer spray from its top spot on the podium. This is our highest-end cyclocross build, with Front and Rear IsoSpeed, hydraulic disc brakes for all-condition stopping power, and a race-ready 1x11 drivetrain. It's right for you if... You live your life in 60-minute intervals, and know crisp autumn air means #CrossIsHere. You love Belgian beer, wake up at ungodly hours to livestream World Cup cyclocross races, and want the best cyclocross bike available—the same one ridden by the pros of the Telenet-Fidea Lions. The tech you get An ultra-lightweight 600 Series OCLV Carbon frame with Front and Rear IsoSpeed, a 1x11 SRAM Force CX 1 drivetrain, flat mount hydraulic disc brakes, and a Bontrager IsoCore carbon handlebar. Plus, lightweight Bontrager Paradigm Comp Disc TLR wheels that easily convert to tubeless so you can run a lower tire pressure without fear of flats. The final word In a race that lasts an hour or less, you don't have time for things to go wrong. You get a lot with our top-of-the-line cyclocross bike— a lightweight OCLV Carbon frame, cross-specific design details, and Front and Rear IsoSpeed for efficiency and traction over even the roughest courses—but you're really paying for the peace of mind that you're riding the best. Why you'll love it 1. This bike was designed with input from cyclocross royalty, including World Champion Sven Nys and U.S. National Champ Katie Compton 2. Carbon rules on the cross course—it's lighter, more forgiving, and more efficient than aluminum 3. The combination of Front and Rear IsoSpeed cuts down on the fatiguing impacts of rough courses and increases compliance, giving you more traction when it matters 4. Cross-specific design details like the Quick Connect removable water bottle cage and a 1x drivetrain add up to a better ride 5. Boone's cross-specific geometry and tube shapes make shouldering easy so you can dominate all aspects of a race, including run-ups

Boone 5 Disc is the gateway to carbon in our cyclocross lineup. It's a fully race-ready cyclocross bike, with a lightweight carbon frame and Front and Rear IsoSpeed to take the edge off rough courses. Cross-specific components, a geometry designed with input from pro racers, hydraulic disc brakes, and a 1x11 drivetrain make it a great choice for racers and gravel riders alike. It's right for you if... You're a cyclocross racer or gravel rider looking for the performance advantage of course-smoothing Front and Rear IsoSpeed and a lightweight OCLV Carbon frame. The tech you get An ultra-lightweight 600 Series OCLV Carbon frame with Front and Rear IsoSpeed, a 1x11 SRAM Rival 1 drivetrain, and powerful flat mount hydraulic disc brakes that provide precision stopping power in even the messiest conditions. The final word Every aspect of Boone 5 Disc, from its proven CX geometry to its Quick Connect removable water bottle cage, was optimized with serious cyclocross aspirations in mind, but its versatility makes it the perfect companion when the race day is over, too. Why you'll love it 1. Carbon rules on the cross course—it's lighter, more forgiving, and more efficient than aluminum 2. The combination of Front and Rear IsoSpeed cuts down on the fatiguing impacts of rough courses and increases compliance, giving you more traction when it matters 3. Cross-specific design details like the Quick Connect removable water bottle cage and a 1x drivetrain add up to a better ride 4. Boone's cross-specific geometry and tube shapes make shouldering easy so you can dominate all aspects of a race, including run-ups

Crockett has made a name for itself in the biggest cyclocross races in the world. Yes, we're talking about the World Cup. But we're also talking about the beer-infused party that is SSCXWC. Wherever it's ridden, whether it's built with a full drivetrain or as a singlespeed, Crockett Disc Frameset likes to go fast and have a good time. It's solid start on building up the cyclocross ride of your dreams. It's right for you if... You're looking to build up a cyclocross bike, all-weather training bike, or gravel grinder, and want a wallet-friendly jump start that gives you a ridiculous amount of performance for your buck. You want a lightweight frame with the versatility to run a full drivetrain or singlespeed. The tech you get A 300 Series Alpha Aluminum frame with a Trek IsoSpeed Cross full carbon fork, front and rear 12mm thru-axles, a headset, all brake and cable stops, and Stranglehold Dropouts so you can easily build it up as a singlespeed. Designed for flat-mount disc brakes. The final word Let's be honest: cyclocrossers are a unique bunch (we're looking at you especially, singlespeeders). Whether you're building up a training bike with a full drivetrain or want a high-value start on the singlespeed cross bike of your dreams, Crockett Disc Frameset makes it easy for you to put your particular style on your ride with the parts you choose. Why you'll love it 1 - Stranglehold Dropout lets you dial in your geometry or easily convert to singlespeed 2 - The full carbon IsoSpeed Cross fork soaks up the chatter from rough roads, gravel, and cyclocross courses 3 - 300 Series Alpha Aluminum makes for a frame that's both light and cyclocross strong 4 - Internal cable routing with Control Freak Cable Management keeps things smooth, quiet, and clean 5 - Cyclocross legend Sven Nys rode Crockett in the Singlespeed Cyclocross World Championships in Portland!

Developed amid the rugged landscape and abundant precipitation of Canada’s Pacific Coast, the new Threshold Carbon revels in the muddy mayhem of cyclocross. With race-proven geometry and ARC technology in a lightweight frame, the Threshold Carbon delivers podium-seeking speed along with all the versatility you expect from a ’cross machine. SRAM's proven Apex 1 drivetrain provides confident, reliable shifting, even when conditions turn south. Apex 1 hydraulic disk brakes deliver enough stopping power for modern course designs and in wet, muddy conditions. Thru-axle hubs and tubeless-ready WTB ST i19 rims, mated with Donnelly Crusade MXP 700 x 33c folding tires, offer stiffness and plenty of grip for fast cornering.

Developed amid the rugged landscape and abundant precipitation of Canada’s Pacific Coast, the new Threshold Aluminum is perfect for any rider looking to get down and dirty at their first cross race. Featuring the same race-proven geometry and ARC technology of the Threshold Carbon, the Threshold Aluminum delivers race-ready performance along with all the versatility you expect from a ’cross machine. Specifically designed for single speed aficionados, the Threshold Aluminum Single Speed embodies simplicity and reliability. Featuring an aluminum frame paired with a carbon fork, this bike is both lightweight and responsive. TRP Hylex hydraulic brakes provide unrivaled stopping power, while the WTB Speed Disc i19 rims and Schwalbe X-One tires ensure stable footing on rough terrain.

The stiff, lightweight Threshold A1 delivers podium-seeking cyclocross speed and will have you wondering how one hour can take so long, but hurt so good. It shouldn't come as a surprise that the rugged landscape and abundant precipitation of Canada's Pacific Coast is the ultimate place to develop and perfect an aluminum cyclocross bike. It helped us engineer the Threshold A1's aluminum frame and carbon fork with ample mud clearance, size-scaled tubing, ovalized seatstays, and bent chainstays to dissipate shock and maximize CX performance. The Threshold A1 features a Shimano GRX wide-range 11-speed drivetrain and hydraulic disc brakes with internally routed cables, so they won't get clogged with mud after a lap in the sticky mud and snow. Shimano thru-axle hubs are laced to WTB KOM Light i21 TCS Tubeless Ready rims, which support fast, sturdy Schwalbe X-One 33mm knobby tires.

The stiff, lightweight Threshold C2 delivers podium-seeking cyclocross speed and will have you wondering how one hour can take so long, but hurt so good. It shouldn't come as a surprise that the rugged landscape and abundant precipitation of Canada's Pacific Coast is the ultimate place to develop and perfect a carbon fiber cyclocross bike. It helped us engineer the Threshold C2's mid-modulus carbon frame and fork with ample mud clearance, size-scaled tubing, ovalized seatstays, and bent chainstays to dissipate shock and maximize CX performance. The Threshold C2 features a Shimano GRX wide-range 11-speed drivetrain and hydraulic disc brakes. Internally routed cables mean they won't get clogged after a lap in the sticky mud and snow. Sealed bearing thru-axle hubs are laced to WTB KOM Light i21 TCS Tubeless Ready rims, which support fast, sturdy Maxxis All-Terrene 33mm knobby tires.

The stiff, lightweight Threshold C delivers podium-seeking cyclocross speed and will have you wondering how one hour can take so long but hurt so good. It shouldn't come as a surprise that the rugged landscape and abundant precipitation of Canada's Pacific Coast is the ultimate place to develop and perfect a carbon fiber cyclocross bike. It helped us engineer the Threshold C's mid-modulus carbon frame and fork with ample mud clearance, size-scaled tubing and ovalized seatstays, and bent chainstays to dissipate shock for maximum CX performance. With every 'cross rider we know having their own secret race rituals and habits, we decided to make our premium cyclocross machine available as a frameset — so if you're one of those riders who know how you like your bike set up, then you can go to town! Thru-axles, compatibility with all modern drivetrain configurations, internal cable routing, and disc mounts allow maximum compatibility and an easy, effective build.

Crockett has made a name for itself in the biggest cyclocross races in the world. Yes, we're talking about the World Cup. But it's also right at home on your local circuit or gravel roads. Wherever it's ridden, Crockett Disc Frameset likes to go fast and have a good time. Its advanced alloy frame looks and handles like carbon for a solid start on the cyclocross ride of your dreams. It's right for you if... You're looking to build up a cyclocross bike, all-weather training bike, or gravel grinder, and want a light, versatile, and wallet-friendly jump start that gives you a ridiculous amount of performance for your buck. The tech you get A lightweight and strong 300 Series Alpha Aluminum frame with shaped tubes, Invisible Weld Technology, and a Trek IsoSpeed Cross full carbon fork, front and rear 12mm thru-axles, a headset, plus all brake and cable stops. Designed for flat-mount disc brakes. The final word Let's be honest: cyclocrossers are a unique bunch. Crockett Disc Frameset makes it easy for you to put your particular style on your ride with the parts you choose. The advanced alloy frame offers carbon looks and performance whether you build it up as a race bike, a rugged gravel grinder, or all-weather commuter. Why you'll love it - Carbon looks and handling, alloy price point: Invisible Weld Technology and shaped tubes for sleek looks, light weight, and incredible handling - The full carbon IsoSpeed Cross fork soaks up the chatter from rough roads, gravel, and cyclocross courses - Internal cable routing with Control Freak Cable Management keeps things smooth, quiet, and clean

Boone 7 Disc is our lightest, fastest cyclocross bike. It charges over barriers, through mud and sand pits, and can handle a heavy dose of beer spray from its top spot on the podium. This is our highest-end cyclocross build, with Front and Rear IsoSpeed, hydraulic disc brakes for all-condition stopping power, and a wireless electronic 1x12 drivetrain. It's right for you if... You live your life in 60-minute intervals, and know crisp autumn air means #Crossfire. You love Belgian beer, wake up at ungodly hours to livestream World Cup cyclocross races, and want the best cyclocross bike available—the same one ridden by the pros of the Telenet-Fidea Lions. The tech you get An ultra-lightweight 600 Series OCLV Carbon frame with Front and Rear IsoSpeed, a 1x12 SRAM Force eTap AXS wireless electronic drivetrain, flat mount hydraulic disc brakes, and a Bontrager IsoCore carbon handlebar. Plus, lightweight Bontrager Paradigm Elite 25 TLR wheels that easily convert to tubeless so you can run a lower tire pressure without fear of flats. The final word In a race that lasts an hour or less, you don't have time for things to go wrong. You get a lot with our top-of-the-line cyclocross bike—a lightweight OCLV Carbon frame, precise and reliable wireless electronic shifting, and Front and Rear IsoSpeed for efficiency and traction over even the roughest courses—but you're really paying for the peace of mind that you're riding the best. Why you'll love it - This bike was designed with input from cyclocross royalty, including World Champion Sven Nys and U.S. National Champ Katie Compton - The SRAM Force eTap AXS drivetrain is smart, smooth, and completely wireless - The combination of Front and Rear IsoSpeed cuts down on the fatiguing impacts of rough courses and increases compliance, giving you more traction when it matters - Cross-specific design details like the Quick Connect removable water bottle cage and a 1x drivetrain add up to a better ride - Boone's cross-specific geometry and tube shapes make shouldering easy so you can dominate all aspects of a race, including run-ups

Crockett 4 Disc is a sleek, multipurpose ride that gets you into the cyclocross or gravel scene without breaking the bank. It's lightweight and built for adventure, with a dependable 1x11 drivetrain, an advanced alloy frame, and Invisible Weld Technology for the looks and handling of a far more expensive carbon bike. Cyclocross, gravel, rugged commutes—this multitalented ride does it all. It's right for you if... You want a single bike that lets you race cyclocross on Saturday, ride gravel on Sunday, and commute on Monday—and you want all that versatility and performance at a great value. The tech you get A lightweight and strong 300 Series Alpha Aluminum with shaped tubes, Invisible Weld Technology, and extra tire clearance, 12mm thru axles, fender mounts, an IsoSpeed Cross full carbon fork, powerful flat-mount disc brakes for all-weather stopping power, and the simplicity of a 1x11 drivetrain with SRAM Apex shifter and derailleur. The final word Crockett 4 Disc is a versatile bike that does more than just crush 'cross races. It's perfect for gravel grinding and rugged commutes, too. It has an advanced alloy frame that looks and performs like carbon, a dependable parts group, and powerful disc brakes. Why you'll love it - Carbon looks and handling, alloy price point: Invisible Weld Technology and shaped tubes for sleek looks, light weight, and incredible handling - The full carbon IsoSpeed Cross fork soaks up the chatter from rough roads, gravel, and cyclocross courses - Internal cable routing with Control Freak Cable Management keeps things smooth, quiet, and clean

Crockett 5 Disc is the perfect high-value cyclocross companion. It's designed with cross-specific details, like a 1x11 drivetrain and a lightweight frame that's easy to carry over barriers, but it's so much more than just a cyclocross bike. The advanced alloy frame looks and handles like carbon, and it's equally at home on gravel and your morning commute as it is on the cross course. It's right for you if... You're rolling into the cyclocross scene and looking for a ride that's everything you need and nothing you don't. Or, you're looking for a great all-around bike with road-style bars that's perfectly suited for everything from cyclocross races and gravel roads to commutes and rail trails. The tech you get A lightweight and strong 300 Series Alpha Aluminum frame with shaped tubes, Invisible Weld Technology, extra tire clearance, 12mm thru axles, an IsoSpeed Cross full carbon fork, powerful flat-mount hydraulic disc brakes, and the simplicity of a 1x11 drivetrain with SRAM Rival shifter and derailleur. The final word Crockett 5 Disc is a race-ready cyclocross bike with an advanced alloy frame, but it's a lot more than that, too. Whether you're gearing for a cyclocross season or want a versatile bike that stands up to the rigors of the burliest gravel roads and commutes, Crockett truly does it all. Why you'll love it - Carbon looks and handling, alloy price point: Invisible Weld Technology and shaped tubes for sleek looks, light weight, and incredible handling - The full carbon IsoSpeed Cross fork soaks up the chatter from rough roads, gravel, and cyclocross courses - Internal cable routing with Control Freak Cable Management keeps things smooth, quiet, and clean

Ready to build your dream 'cross bike? Boone Disc frameset is built with ultralight 600 Series OCLV Carbon. It features a cyclocross-specific geometry, Front and Rear IsoSpeed to smooth rough courses, and front and rear 12mm thru axle dropouts for better stiffness and handling. It's right for you if... You're lining up every weekend to race, and you're looking to build up a lightweight cyclocross bike (or a really sweet pit bike) so you can spend more time doing what you love: getting muddy and winning races. Or, you're seeking a light, fast platform for a carbon gravel bike. The tech you get An ultralight 600 Series OCLV Carbon frame with Front and Rear IsoSpeed, integrated cartridge bearing headset, and Control Freak cable management. Boone is designed for 12mm thru axles and flat mount disc brakes. The final word There are a lot of carbon cyclocross frames out there, but there's only one with both Front and Rear IsoSpeed. Boone soaks up the fatiguing bumps in a 'cross course so you'll stay stronger longer and have enough energy after your race to party. Why you'll love it - This bike was designed with input from cyclocross royalty, including World Champion Sven Nys and U.S. National Champ Katie Compton - Carbon rules on the cross course—it's lighter, more forgiving, and more efficient than aluminum - The combination of Front and Rear IsoSpeed cuts down on the fatiguing impacts of rough courses and increases compliance, giving you more traction when it matters - Boone's cross-specific geometry and tube shapes make shouldering easy so you can dominate all aspects of a race, including run-ups

Crockett 7 Disc is the Swiss Army knife of cyclocross bikes. Ride it to a cross race, podium, then comfortably take the gravel roads back home - all on a bike with a high-quality build that can stand up to any other bike on the course. If you're looking for a cyclocross bike that does it all and does it well, you're in the right place. It's right for you if... You appreciate versatility, quality, and a great value. You care about the parts that make a big difference in performance, like better wheels, better brakes, and a better drivetrain, and want a race-worthy cyclocross bike that's also suited to gravel grinders and fast commutes. The tech you get A lightweight aluminum frame with an adjustable Stranglehold Dropout that lets you fine-tune your geometry and easily convert to singlespeed, a Trek IsoSpeed Cross carbon disc fork, a 1x11 groupset with SRAM Force 1 shifters and derailleurs, flat mount hydraulic disc brakes, a carbon seatpost, an Elite IsoZone handlebar with foam pads integrated into the tops and drops, and Bontrager Paradigm Disc Tubeless Ready wheels with 12mm thru axles. The final word High quality, high value, high versatility. Crockett 7 Disc adapts to your terrain, making it a great choice whether you're looking to rule the podium at a cyclocross race or explore gravel roads. Why you'll love it 1 - It's a fully race-capable cyclocross bike at a great price, and it's built to compete with far more expensive carbon models 2 - Stranglehold Dropout lets you dial in your geometry or easily convert to singlespeed 3 - 300 Series Alpha Aluminum makes for a frame that's both light and cyclocross strong 4 - Internal cable routing with Control Freak Cable Management keeps things smooth, quiet, and clean

Crockett 5 Disc is the perfect introduction to the world of cyclocross. It's designed with cross-specific details, like a 1x11 drivetrain and a lightweight frame that's easy to carry over barriers, but it's so much more than just a cyclocross bike. It's equally at home on gravel and your morning commute as it is on the cross course. It's right for you if... You're rolling into the cyclocross scene and looking for a ride that's everything you need and nothing you don't. Or, you're looking for a great all-around bike with road-style bars that's perfectly suited for everything from cyclocross races and gravel roads to commutes and rail trails. The tech you get A lightweight aluminum frame with extra tire clearance and an adjustable Stranglehold Dropout that allows you to fine-tune your geometry and easily convert to singlespeed, 12mm thru axles, an IsoSpeed Cross carbon disc fork, powerful flat mount disc brakes for confident braking, and the simplicity of a 1x11 drivetrain with SRAM Rival shifters and derailleurs. The final word Crockett 5 Disc is a race-ready cyclocross bike, but it's a lot more than that, too. Whether you're gearing for a cyclocross season or want a versatile bike that stands up to the rigors of the burliest gravel roads and commutes, Crockett truly does it all. Why you'll love it 1 - It gets you into the fastest-growing cycling discipline on a high-value ride built to compete 2 - Stranglehold Dropout lets you dial in your geometry or easily convert to singlespeed 3 - 300 Series Alpha Aluminum makes for a frame that's both light and cyclocross strong 4 - Internal cable routing with Control Freak Cable Management keeps things smooth, quiet, and clean

The stiff, lightweight Threshold C1 delivers podium-seeking cyclocross speed and will have you wondering how one hour can take so long but hurt so good. It shouldn't come as a surprise that the rugged landscape and abundant precipitation of Canada's Pacific Coast is the ultimate place to develop and perfect a carbon fiber cyclocross bike. It helped us engineer the Threshold C1's mid-modulus carbon frame and fork with ample mud clearance, size-scaled tubing, ovalized seatstays, and bent chainstays to dissipate shock and maximize CX performance. The Threshold C1 features wireless electronic shifting from a SRAM Force AXS 12-speed drivetrain, and Force hydraulic disc brakes, meaning there are no cables to get gummed up with mud after a lap in the sticky mud and snow. A SRAM 900 thru-axle hubset is laced to WTB KOM Light i21 TCS rims that support fast, sturdy Maxxis All-Terrene 33mm knobby tires.

Boone 5 Disc is the gateway to carbon in our cyclocross lineup. It's a fully race-ready cyclocross bike, with a lightweight carbon frame and Front and Rear IsoSpeed to take the edge off rough courses. Cross-specific components, a geometry designed with input from pro racers, hydraulic disc brakes, and a 1x11 drivetrain make it a great choice for racers and gravel riders alike. It's right for you if... You're a cyclocross racer or gravel rider looking for the performance advantage of course-smoothing Front and Rear IsoSpeed and a lightweight OCLV Carbon frame. The tech you get An ultra-lightweight 600 Series OCLV Carbon frame with Front and Rear IsoSpeed, a 1x11 SRAM Rival drivetrain, and powerful flat mount hydraulic disc brakes that provide precision stopping power in even the messiest conditions. The final word Every aspect of Boone 5 Disc, from its proven CX geometry to its Quick Connect removable water bottle cage, was optimized with serious cyclocross aspirations in mind, but its versatility makes it the perfect companion when the race day is over, too. Why you'll love it - Carbon rules on the cross course—it's lighter, more forgiving, and more efficient than aluminum - The combination of Front and Rear IsoSpeed cuts down on the fatiguing impacts of rough courses and increases compliance, giving you more traction when it matters - Cross-specific design details like the Quick Connect removable water bottle cage and a 1x drivetrain add up to a better ride - Boone's cross-specific geometry and tube shapes make shouldering easy so you can dominate all aspects of a race, including run-ups

Developed amid the rugged landscape and abundant precipitation of Canada’s Pacific Coast, the new Threshold Aluminum is perfect for any rider looking to get down and dirty at their first cross race. Featuring the same race-proven geometry and ARC technology of the Threshold Carbon, the Threshold Aluminum delivers race-ready performance along with all the versatility you expect from a ’cross machine. Featuring the proven Apex 1 drivetrain and a Praxis Alba M24 crankset, this bike is sure to provide crisp and reliable shifting. For confident, responsive braking, Apex 1 hydraulic disc brakes foot the bill. Schwalbe X-One 700 x 33c folding tires mounted to WTB Speed Disc i19 rims hold up to the most demanding courses.

Developed amid the rugged landscape and abundant precipitation of Canada’s Pacific Coast, the new Threshold Carbon revels in the muddy mayhem of cyclocross. With race-proven geometry and ARC technology in a lightweight frame, the Threshold Carbon delivers podium-seeking speed along with all the versatility you expect from a ’cross machine.

Developed amid the rugged landscape and abundant precipitation of Canada’s Pacific Coast, the new Threshold Carbon revels in the muddy mayhem of cyclocross. With race-proven geometry and ARC technology in a lightweight frame, the Threshold Carbon delivers podium-seeking speed along with all the versatility you expect from a ’cross machine. Precise shifting and reliable braking come with the renowned Ultegra drivetrain, while a Praxis Zayante crankset rounds out the build. Ultegra hydraulic disc brakes will continue to perform when the conditions get nasty. The wheelset blends reliability and performance with DT 350 hubs, WTB ST Light rims, and Sapim double-butted spokes. Donnelly Crusade MXP tires lend confidence no matter the conditions.

Developed amid the rugged landscape and abundant precipitation of Canada’s Pacific Coast, the new Threshold Carbon revels in the muddy mayhem of cyclocross. With race-proven geometry and ARC technology in a lightweight frame, the Threshold Carbon delivers podium-seeking speed along with all the versatility you expect from a ’cross machine.

Ready to build your dream 'cross bike? Boone Disc frameset is built with ultralight 600 Series OCLV Carbon. It features a cyclocross-specific geometry, Front and Rear IsoSpeed to smooth rough courses, and front and rear 12mm thru axle dropouts for better stiffness and handling. It's right for you if... You're lining up every weekend to race, and you're looking to build up a lightweight cyclocross bike (or a really sweet pit bike) so you can spend more time doing what you love: getting muddy and winning races. Or, you're seeking a light, fast platform for a carbon gravel bike. The tech you get An ultralight 600 Series OCLV Carbon frame with Front and Rear IsoSpeed, integrated cartridge bearing headset, and cable stops. Boone is designed for 12mm thru axles and flat mount disc brakes. The final word There are a lot of carbon cyclocross frames out there, but there's only one with both Front and Rear IsoSpeed. Boone soaks up the fatiguing bumps in a 'cross course so you'll stay stronger longer and have enough energy after your race to party. Why you'll love it 1. This bike was designed with input from cyclocross royalty, including World Champion Sven Nys and U.S. National Champ Katie Compton 2. Carbon rules on the cross course—it's lighter, more forgiving, and more efficient than aluminum 3. The combination of Front and Rear IsoSpeed cuts down on the fatiguing impacts of rough courses and increases compliance, giving you more traction when it matters 4. Boone's cross-specific geometry and tube shapes make shouldering easy so you can dominate all aspects of a race, including run-ups