700c, 27-Inch & 650c

Bontrager's marquee lightweight carbon road wheel in a 51mm depth, designed for the ultimate in speed, stability, and confidence in all conditions. Be the fastest you The ultralight Aeolus RSL 51 is the perfect upgrade for a faster you. Created with Bontrager's all-new three-dimensional modeling design process, the all-new Aeolus RSL delivers a step-change in speed without sacrificing stability. It's built with the lightest RSL-level OCLV Carbon, shaped into a new 51mm rim profile for the ultimate in speed and versatility across all conditions. Tubeless Ready rims with a wider 23mm inner width are proven to roll with less drag, adding to the overall speed gains, while ultralight hubs with DT Swiss 240s internals and a Ratchet EXP 36-point freehub keep your ride smooth. All Bontrager carbon wheels are warrantied for life for the original purchaser and come with the added protection of Carbon Care. If you structurally damage your wheels while riding in the first two years of ownership, we'll replace them. It's that easy. Product details - RSL OCLV Carbon is lighter and stronger, allowing for faster, more stable rim profiles - 51mm depth rim profile born of 3D design modeling for our fastest, most stable design ever - 23mm inner width proven to roll smoother with less drag for a faster wheel and tire system - Tubeless Ready (TLR) rims compatible with both Bontrager TLR rim strips and TLR tape - 51mm depth OCLV Carbon rim (30mm outer) DT Aerolite spokes 24/24, DT ProLock nipples - Ultralight DT Swiss 240s internals with Ratchet EXP 36-point engagement 11sp freehub, 12s freehubs sold separately - Centerlock disc hubs with 12mm thru-axle front and rear, axle swap available for QR and 15mm - Includes TLR rim strip, TLR valve, and traditional rim strip

While DT's Hybrid Endurance wheels are made to deliver maximum speed on tarmac, the Hybrid Gravel wheels will deliver maximum fun on gravel roads. The HGC 1400 Spline is the exclusive answer for all high-end E-gravel bikes that set the benchmark in a new cycling segment. With a select mix of high-end E-specific components, this wheel has the pedigree to be the uncontested King of E-gravel. - 2 cross spoke pattern, DT AeroComp Hybrid straight pull spokes, DT Pro Lock hidden aluminum spoke nipples

Campagnolo BORA WTO 33 Front Wheels. Each component of these wheel has been optimized in the wind tunnel in order to improve aerodynamic performance. The wheel features carbon rims with a unidirectional aerodynamic finish, new aerodynamic aluminum hubs, and the ceramic USB cup-and-cone bearing system: every design choice has been made with a view to optimizing performance. The profile of the rim, which has an internal width of 19mm, corresponds perfectly with 23 mm, 25 mm and 28 mm tires. In addition, with the 2-Way Fit version, Campagnolo offers its tried-and-tested technology with full compatibility with clincher and tubeless tires. - Hub/Brake Compatibility: Center-Lock Disc - USB cup-and-cone bearing system - Wheel Size: 700c - ISO Diameter: 622 / road / 29" - Tire Type: Clincher, Tubeless Ready Clincher

The design of the rim enables maximum aerodynamic penetration, and at certain angles, the wind can actually become a valuable ally to the rider. Aerodynamic hubs and ceramic USB cup-and-cone bearing system in the hubs themselves: every design choice has been made with a view to optimizing performance. - USB cup-and-cone bearing system guarantees smoothness in the ceramic bearings - The 2-Way Fit profile allows you to mount either a clincher or a tubeless tire - 19mm inner width enables you to mount 23, 25 and 28mm tires Specifications: - Hub/Brake Compatibility: Rim Brake - ISO Diameter: 622 / road / 29" - Tire Type: Tubeless Ready Clincher

Each component of this wheel has been optimized in the wind tunnel in order to improve its aerodynamic performance. It therefore delivers multiple benefits that can be noted on different routes, from the most demanding of sprints to relaunching after a bend, while still ensuring efficiency on the flat and now also suitable for the hardest uphill finishes! It is a turning point in the all-rounder segment: a truly multi-purpose wheel. The wheel features carbon rims with a unidirectional aerodynamic finish, new aerodynamic aluminum hubs, and the ceramic USB cup-and-cone bearing system: every design choice has been made with a view to optimising performance. The profile of the rim, which has an internal diameter of 19 mm, corresponds perfectly with 23 mm, 25 mm and 28 mm tyres. In addition, with the 2-Way Fit version, Campagnolo offers its tried-and-tested technology with full compatibility with clincher and tubeless tyres. While the key purpose of these wheels is to deliver extreme performance, safety is also guaranteed thanks to the G3 spoking system with double spokes on the left of the front wheel, to ensure balanced and safe braking in all conditions. - Hub/Brake Compatibility: Center-Lock Disc - Cassette Body Type: Campagnolo 10/11/12 Speed - Wheel Size: 700c - ISO Diameter: 622 / road / 29" - Tire Type: Tubeless Ready Clincher, Clincher

The punchers wheel: The medium-profile aero rim, partly bladed spokes, and lightweight build make it easy to flow with the pack and launch your punchy attack when the time is right. Even in the harshest weather conditions the ARC 1100 DICUT 48 will lead you rapidly to the line. Combining carbon know-how with SWISS SIDEs leading aero knowledge, this wheel epitomizes lightweight and low drag. The aero hub design, featuring straight pull nail-head spokes and SINC ceramic bearings, make it stiff and smooth rolling — just right to surprise the lead-out train.

Aero meets All-around: The ARC 1100 DICUT 62 is ridden by DT Swiss athletes in long distance triathlons, as well as in flat stages of the Tour de France. Adding to it's versatility is the Aero+ concept: It is the category leader when it comes to low drag numbers but at the same time it is easy to handle in every wind situation. Hubs equipped with SINC ceramic bearings and ultra-lightweight components throughout are there to make you roll smooth and fast, no matter if you're fighting against the wind on your time trial bike or trying to escape the bunch on the final meters to the line.

If going flat out fast is what you want, then this wheelset has all the details covered. DT's top triathletes choose the ARC 1100 DICUT 80 when it's race day. It's developed in partnership with aerodynamics specialists SWISS SIDE and equipped with SINC ceramic bearings to get up to speed and stay there. Supporting the complete system of the rider and bike with minimal drag and unparalleled handling under all conditions, riding fast is guaranteed. Finally the precision wheel build with high and even spoke tension gives you the reliability to dominate all of the 180 km.

The punchers wheel: The medium-profile aero rim, partly bladed spokes, and lightweight build make it easy to flow with the pack and launch your punchy attack when the time is right. Even in the harshest weather conditions the ARC 1100 DICUT 48 will lead you rapidly to the line. Combining carbon know-how with SWISS SIDEs leading aero knowledge, this wheel epitomizes lightweight and low drag. The aero hub design, featuring straight pull nail-head spokes and SINC ceramic bearings, make it stiff and smooth rolling — just right to surprise the lead-out train.

Aero meets All-around: The ARC 1100 DICUT 62 is ridden by DT athletes in long distance triathlons, as well as in flat stages of the Tour de France. Adding to it's versatility is the Aero+ concept: It is the category leader when it comes to low drag numbers but at the same time it is easy to handle in every wind situation. Hubs equipped with SINC ceramic bearings and ultra-lightweight components throughout are there to make you roll smooth and fast, no matter if you're fighting against the wind on your time trial bike or trying to escape the bunch on the final meters to the line.

If going flat out fast is what you want, then this wheelset has all the details covered. DT's top triathletes choose the ARC 1100 DICUT 80 when it's race day. It's developed in partnership with aerodynamics specialists SWISS SIDE and equipped with SINC ceramic bearings to get up to speed and stay there. Supporting the complete system of the rider and bike with minimal drag and unparalleled handling under all conditions, riding fast is guaranteed. Finally the precision wheel build with high and even spoke tension gives you the reliability to dominate all of the 180 km.

Whatever road you choose, the ERC 1100 DICUT delivers the best performance. The benchmark Aero+ concept developed with DT's partner SWISS SIDE generates maximum speed and unparalleled handling characteristics. The guts of this outstanding wheel are its innovative components, being assembled with regard on every small detail. These wheels leave you with no excuses and give you even more reasons to get out and ride — wherever the road may take you.

Each component of this wheel has been optimized in the wind tunnel in order to improve its aerodynamic performance. It therefore delivers multiple benefits that can be noted on different routes, from the most demanding of sprints to relaunching after a bend, while still ensuring efficiency on the flat and now also suitable for the hardest uphill finishes! It is a turning point in the all-rounder segment: a truly multi-purpose wheel. The wheel features carbon rims with a unidirectional aerodynamic finish, new aerodynamic aluminum hubs, and the ceramic USB cup-and-cone bearing system: every design choice has been made with a view to optimizing performance. The profile of the rim, which has an internal diameter of 19 mm, corresponds perfectly with 23 mm, 25 mm and 28 mm tyres. In addition, with the 2-Way Fit version, Campagnolo offers its tried-and-tested technology with full compatibility with clincher and tubeless tyres. While the key purpose of these wheels is to deliver extreme performance, safety is also guaranteed thanks to the G3 spoking system with double spokes on the left of the front wheel, to ensure balanced and safe braking in all conditions. - Cassette Body Type: Campagnolo 10/11/12 Speed - Wheel Size: 700c - ISO Diameter: 622 / road / 29" - Valve: Presta - Rim Width (Internal): 19 - Tire Type: Tubeless Ready Clincher, Clincher

Campagnolo's aerodynamic Bora WTO Disc Brake wheel with a 45mm profile is designed to appeal to a broader customer base. The design of the rim enables maximum aerodynamic penetration, and at certain angles, the wind can actually become a valuable ally to the rider. The wheel features carbon rims with a unidirectional aerodynamic finish, aerodynamic aluminum hubs, and the ceramic USB cup-and-cone bearing system: every design choice has been made with a view to optimizing performance. - 24-spoke elliptical cross section results in a superior rolling resistance Specifications: - Hub/Brake Compatibility: Center-Lock Disc - Cassette Body Type: Shimano/SRAM 11 Speed Road - Wheel Size: 700c - ISO Diameter: 622 / road / 29" - Tire Type: Tubeless Ready Clincher

CRC 1400 Spline wheels are ready to conquer the harshest conditions with convenience. Never mind if the conditions are windy, muddy or rainy, the CRC 1400 Spline is ready to conquer them all. The aero-optimized rim supports your high speeds on descents and on the hunt for your competitors, no matter where the wind blows. The rim profile is tubeless ready, allowing you to take advantage of the technology and simply and conveniently change the tires according to the prevailing conditions of the track. This will ensure you always find the sweet spot between traction and rolling resistance.

CRC 1400 Spline wheels are ready to conquer the harshest conditions with convenience. Never mind if the conditions are windy, muddy or rainy, the CRC 1400 Spline is ready to conquer them all. The aero-optimized rim supports your high speeds on descents and on the hunt for your competitors, no matter where the wind blows. The rim profile is tubeless ready, allowing you to take advantage of the technology and simply and conveniently change the tires according to the prevailing conditions of the track. This will ensure you always find the sweet spot between traction and rolling resistance.

Wherever the road takes you, the ERC 1400 wheels with AERO+ optimized rim profiles allow you to stay in control during your extended endurance ride. Ride longer distances effortlessly thanks to wider and more comfortable tires. Each pedal force is transferred into propulsion and speed onto the 240 DICUT Aero hub by the reliable Ratchet EXP freehub system and DT aero comp t-head spokes. Simply enjoy your ride along the way. - Fast and light, Aero-optimized wheels for those longer rides on various terrains along your route. Ride comfortably and handle your bike safely even in fast descends

The ENVE 45 is a modern multi-purpose road wheel in every way. Riders with inclinations toward racing and hard solo efforts will find the rim's drag-taming and cross-wind defying shape a welcome upgrade to their rides. Those with inclinations towards the road lost and forgotten will find the rim's width and anti-pinch flat technology complementary to higher-volume tubeless road tires. All said, the ENVE 45 is everything that the dynamic modern road rider needs, and nothing that they don't. - Application: Road, Road Race, Triathlon, All-Road - Internal Rim Width: 21mm - Tire Compatibility: Tubeless 25c or larger - Wheelset Weight: 1541g - Real World Foundation Aero Technology - Wide Hookless Bead provides pot-hole protection - Tubeless Optimized for Rolling Fast and Fewer Flats - Lifetime Incident Protection and 5 Year Factory Warranty - Handmade in Ogden, Utah

The ENVE 45 is a modern multi-purpose road wheel in every way. Riders with inclinations toward racing and hard solo efforts will find the rim's drag-taming and cross-wind defying shape a welcome upgrade to their rides. Those with inclinations towards the road lost and forgotten will find the rim's width and anti-pinch flat technology complementary to higher-volume tubeless road tires. All said, the ENVE 45 is everything that the dynamic modern road rider needs, and nothing that they don't. - Application: Road, Road Race, Triathlon, All-Road - Internal Rim Width: 21mm - Tire Compatibility: Tubeless 25c or larger - Wheelset Weight: 1541g - Real World Foundation Aero Technology - Wide Hookless Bead provides pot-hole protection - Tubeless Optimized for Rolling Fast and Fewer Flats - Lifetime Incident Protection and 5 Year Factory Warranty - Handmade in Ogden, Utah

The ENVE 65 is a modern speed specialist in every way. Triathletes and road racers seeking PRs in their objectives against the clock will find their efforts rewarded by the ENVE 65. - Application: Road Race, Triathlon, Time-Trial - Internal Rim Width: 21mm - Compatible Tire Size: Tubeless 25c or larger - Wheelset Weight: 1641g - Real World Foundation Aero Technology - Wide Hookless Bead provides pot-hole protection - Tubeless Optimized for Rolling Fast and Fewer Flats - Lifetime Incident Protection and 5 Year Factory Warranty - Handmade in Ogden, Utah

The ENVE 65 is a modern speed specialist in every way. Triathletes and road racers seeking PRs in their objectives against the clock will find their efforts rewarded by the ENVE 65. - Application: Road Race, Triathlon, Time-Trial - Internal Rim Width: 21mm - Compatible Tire Size: Tubeless 25c or larger - Wheelset Weight: 1641g - Real World Foundation Aero Technology - Wide Hookless Bead provides pot-hole protection - Tubeless Optimized for Rolling Fast and Fewer Flats - Lifetime Incident Protection and 5 Year Factory Warranty - Handmade in Ogden, Utah

Why We Make This The HED Belgium has gone by a few names, but it has always been the first choice for gravel riders who prefer an alloy wheel, basically since someone decided gravel was a category. So it was a natural choice for us. In 700c, this is a quiver killer wheelset, taking tires from 32mm on up to 45mm and maybe more if your frame will allow. Why You Want It Either way you're looking for a versatile, bombproof alloy gravel wheel with a easy tubeless set up. A wider rim profile that lets you run lower tire pressures. What's not to like? Our R45 Centerlock™ hubs pair a lightweight hub body with our legendary, made-in-house bearings. They give you 45-points of simultaneous engagement, and that means more of your power gets to the ground and your traction is better. These hubs just roll better, last longer, and looks way more handsome than anything else out there. The stiffness of our one-piece axle translates to laser-precise bike handling. Our bearings, both steel and ceramic, have heat-treated, surgical grade steel races that are machined simultaneously to ensure perfect matching. The quality and speed of our bearings is what you will feel (and hear) on every ride. As Chris King bearing tracks burnish they get actually get faster. A little bit of regular love (i.e. service) will keep this hub rolling for years upon years of demanding use. This wheelset comes with the legendary angry-bee sound and you can choose from a bunch of sharp hub colors, including basic black. - Built in-house with legendary Chris King precision - Chris King R45D 28-hole front hub - Chris King R45D 28-hole rear hub - Centerlock Lock ring sold separately and required for installation - Tubeless rim tape installed is included with this wheelset - King Lifetime Warranty on our hubs - Chris King-backed 2-year crash replacement policy - HED-backed 1-year warranty on rims

Why We Make This It's a wide-rimmed wheel for all-road riders who like the durability and affordability of alloy wheels, and also like to go fast. HED pioneered these wider rims as a way to maintain comfort while getting a bit of aerodynamic benefit at the same time. The Belgium is the original all-road rim, and this latest iteration continues to check all our boxes for what a performance, alloy, all-road rim should be. Why You Want It You want a wheel that rips on paved surfaces but can also get rowdy in the dirt. That's just how you are. The Belgium R has a 25mm rim width, so it plays nice with all your all-road tires. It's a little aero and a lot versatile. Our R45 Centerlock™ hubs pair a lightweight hub body with our legendary, made-in-house bearings. They give you 45 points of simultaneous engagement, and that means more of your power gets to the ground and your traction is better. These hubs just roll better, last longer, and looks way more handsome than anything else out there. The stiffness of our one-piece axle translates to laser-precise bike handling. Our bearings, both steel and ceramic, have heat-treated, surgical grade steel races that are machined simultaneously to ensure perfect matching. The quality and speed of our bearings is what you will feel (and hear) on every ride. As Chris King bearing tracks burnish they get actually get faster. A little bit of regular love (i.e. service) will keep this hub rolling for years upon years of demanding use. This wheelset comes with the legendary angry-bee sound and you can choose from a bunch of sharp hub colors, including basic black. - Built in-house with legendary Chris King precision - Chris King R45D 28-hole front hub - Chris King R45D 28-hole rear hub - Centerlock Lock ring sold separately and required for installation - HED Belgium R Disc alloy clincher rims are tubeless-specific disc rims made for additional volume and long-range comfort - Tubeless rim tape installed is included with this wheelset - King Lifetime Warranty on our hubs - Chris King-backed 2-year crash replacement policy - HED-backed 1-year warranty on rims

The Ride: Commute during the week, training ride on Saturday morning, and gravel ride on Sunday afternoon. If you have the legs for it, we have the wheels that can do it all. The HED Belgium Plus 28/28 laced with double-butted Sapim spokes to Chris King R45 hubs, with our ultra-smooth bearings and lightweight hubshells is the most versatile, dependable, aluminum road wheelset available. The Rim: The HED Belgium Plus 28/28 is a versatile rim with a deep cycling heritage. At 25mm wide, the Belgium Plus will provide a wider tire profile and a rounder contact patch that reduces rolling resistance and creates a more supple ride, and they come tubeless ready to make the ride even smoother. HED goes above and beyond, shot-peening every rim and welding the seam to make them one of the strongest rims available. The Hub: The R45 is the culmination of over 30 years of bearing experience and more than 20 years of hub building experience. Our R45 rear hub combines a redesigned RingDrive™ system with 45 teeth for lower drag and near instant engagement, a lightweight hub body, and our legendary made-in-house bearings. Our bearings, available in steel and ceramic, surgical grade steel races that are machined simultaneously to ensure perfectly matched inner and outer races. The quality and speed of our bearings are what sets us apart from the competition and they are what you will feel and notice on every single ride. As Chris King bearing tracks burnish they get faster with age and all our hubs and bearings are fully serviceable for years upon years of demanding use. The patented Chris King RingDrive with 45 points of simultaneous engagement will get your power to the ground fast, provide unmatched engagement, and give you that legendary Chris King angry-bee sound. - Built in-house with legendary Chris King precision - Chris King R45 28-hole front hub - Chris King R45 28-hole rear hub - HED Belgium Plus alloy clincher rims are designed with a 25mm rim width that is designed specifically with additional volume for tubeless setup and long-range comfort - Tubeless rim tape installed and Kool-Stop brake pads are included with this wheelset - King Lifetime Warranty on our hubs - Chris King-backed 2-year crash replacement policy - HED-backed 1-year warranty on rims

CRC 1400 Spline wheels are ready to conquer the harshest conditions with convenience. Never mind if the conditions are windy, muddy or rainy, the CRC 1400 Spline is ready to conquer them all. The aero-optimized rim supports your high speeds on descents and on the hunt for your competitors, no matter where the wind blows. The rim profile is tubeless ready, allowing you to take advantage of the technology and simply and conveniently change the tires according to the prevailing conditions of the track. This will ensure you always find the sweet spot between traction and rolling resistance. - Full carbon tubeless ready rim, laced to a straight pull 240s based hub - Tubeless tape 25mm - Tubeless valve road 32mm

Why We Make This The HED Belgium has gone by a few names, but it has always been the first choice for gravel riders who prefer an alloy wheel, basically since someone decided gravel was a category. So it was a natural choice for us. In 700c, this is a quiver killer wheelset, taking tires from 32mm on up to 45mm and maybe more if your frame will allow. Why You Want It Either way you’re looking for a versatile, bombproof alloy gravel wheel with a easy tubeless set up. A wider rim profile that lets you run lower tire pressures. What’s not to like? Our R45 Centerlock™ hubs pair a lightweight hub body with our legendary, made-in-house bearings. They give you 45-points of simultaneous engagement, and that means more of your power gets to the ground and your traction is better. These hubs just roll better, last longer, and looks way more handsome than anything else out there. The stiffness of our one-piece axle translates to laser-precise bike handling. Our bearings, both steel and ceramic, have heat-treated, surgical grade steel races that are machined simultaneously to ensure perfect matching. The quality and speed of our bearings are what you will feel (and hear) on every ride. As Chris King bearing tracks burnish they get actually get faster. A little bit of regular love (i.e. service) will keep this hub rolling for years upon years of demanding use. This wheelset comes with the legendary angry-bee sound and you can choose from a bunch of sharp hub colors, including basic black. - Built in-house with legendary Chris King precision - Chris King R45D 28-hole front hub - Chris King R45D 28-hole rear hub - Centerlock Lock ring sold separately and required for installation - Tubeless rim tape installed is included with this wheelset - King Lifetime Warranty on our hubs - Chris King-backed 2-year crash replacement policy - HED-backed 1-year warranty on rims

Why We Make This It's a wide-rimmed wheel for all-road riders who like the durability and affordability of alloy wheels, and also like to go fast. HED pioneered these wider rims as a way to maintain comfort while getting a bit of aerodynamic benefit at the same time. The Belgium is the original all-road rim, and this latest iteration continues to check all our boxes for what a performance, alloy, all-road rim should be. Why You Want It You want a wheel that rips on paved surfaces but can also get rowdy in the dirt. That's just how you are. The Belgium R has a 25mm rim width, so it plays nice with all your all-road tires. It's a little aero and a lot versatile. Our R45 Centerlock™ hubs pair a lightweight hub body with our legendary, made-in-house bearings. They give you 45 points of simultaneous engagement, and that means more of your power gets to the ground and your traction is better. These hubs just roll better, last longer, and looks way more handsome than anything else out there. The stiffness of our one-piece axle translates to laser-precise bike handling. Our bearings, both steel and ceramic, have heat-treated, surgical grade steel races that are machined simultaneously to ensure perfect matching. The quality and speed of our bearings are what you will feel (and hear) on every ride. As Chris King bearing tracks burnish they get actually get faster. A little bit of regular love (i.e. service) will keep this hub rolling for years upon years of demanding use. This wheelset comes with the legendary angry-bee sound and you can choose from a bunch of sharp hub hub colors, including basic black. - Built in-house with legendary Chris King precision - Chris King R45D 28-hole front hub - Chris King R45D 28-hole rear hub - Centerlock Lock ring sold separately and required for installation - HED Belgium R Disc alloy clincher rims are tubeless-specific disc rims made for additional volume and long-range comfort - Tubeless rim tape installed is included with this wheelset - King Lifetime Warranty on our hubs - Chris King-backed 2-year crash replacement policy - HED-backed 1-year warranty on rims

The ARC 1400 DICUT is made to go flat out fast at full speed. Developed in partnership with the aerodynamic specialists from Swiss Side, the ARC 1400 DICUT is available in rim brake version in different rim heights. The Aero wheels support the complete system of rider and bike with minimal drag and superior aero stability in various conditions. The rim of the aerodynamically optimized wheel is identical to that of the ARC 1100 DICUT series. The wheelset is upgraded with a 240 DICUT Aero hub incorporating the Ratchet EXP technology for precise engagement. In a nutshell, perfectly equipped for races against the clock. - Carbon, Hooked / Crotchet tubeless compatible rim; the shape offers high aero stability and minimal aero drag for maximum speed - 240 Dicut Aero Hub with redesigned flanges, featuring Ratchet EXP freehub technology with precise and reliable engagement by its 36T Ratchets - DT aero comp t-head spokes

The ARC 1400 DiCut delivers its full potential whenever your race turns nasty. In gusty wind conditions and on hilly, twisting courses, these wheels give you a decisive advantage, allowing you to stay in the aero position and save valuable power. Small and light riders will love the wheels' superior aero stability, making them a perfect choice for almost every terrain. - AERO+ optimized rims by Swiss Side - Stainless steel bearings

The ARC 1400 DiCut delivers its full potential whenever your race turns nasty. In gusty wind conditions and on hilly, twisting courses, these wheels give you a decisive advantage, allowing you to stay in the aero position and save valuable power. Small and light riders will love the wheels' superior aero stability, making them a perfect choice for almost every terrain. - AERO+ optimized rims by Swiss Side - Stainless steel bearings