Bontrager

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

Make no compromises Simply our fastest, most advanced mountain shoe ever. The XXX mountain bike shoe was designed for those that demand the most of themselves and their equipment. It's the exceedingly light, stiff, zero-compromises trail shoe for XC and CXC racers that value efficiency, minimal weight and maximum stiffness. Product details - inForm Pro last delivers an ergonomically optimized, high-performance fit - 100% OCLV carbon sole is extremely lightweight and stiff for efficient power transfer - Dual, independent Boa IP1 dials for precise, zone-specific fit adjustments - Lightweight and luxurious TPU upper material for supportive comfort and perfect perforation pattern for breathability - Stiffness index 14 of 14 - Asymmetrical design and superior lace routing system reduces top-of-foot pressure while providing a more secure fit - External heel cups and no-slip heel lining prevent slippage and chafing while reacting to your movements more quickly - Durable GnardGuard outer material protects against abrasion and fights debris

Ride what the pros ride The most sophisticated road cycling shoe on the planet. XXX is professional grade from heel to toe. It's meticulously constructed of the most luxurious materials available, and renowned for its tailored fit and unparalleled pedaling efficiency. This attention to detail has made XXX one of the most sought after race shoes by the world's best riders. Product details - inForm Pro last delivers an ergonomically optimized, high-performance fit - 100% OCLV carbon sole is extremely lightweight and stiff for efficient power transfer - Dual, independent Boa IP1 dials for precise, zone-specific fit adjustments - Lightweight and luxurious TPU upper material for supportive comfort and perfect perforation pattern for breathability - Stiffness index 14 of 14 - Asymmetrical design and superior lace routing system reduces top-of-foot pressure while providing a more secure fit - External heel cups and no-slip heel lining prevent slippage and chafing while reacting to your movements more quickly - Neoprene pads at top of the tongue reduce pressure against dorsal tendon for better mobility

A performance dropper post with an larger 34.9mm diameter and updated design with MaxFlow technology for faster, smoother operation. The Line Elite 34.9 Dropper is easy to set up and easier to drop, with 20% less saddle force required. Avid Matchmaker and Shimano I-Spec II compatibility ensures simple, integrated setup and the included lever provides a great feel with an easy push. Length options from 100mm to 200mm travel ensure there is a size for your ride. Designed for bikes with 34.9mm seatpost compatibility. - Infinitely adjustable air-sprung hydraulic locking cartridge with 20 percent reduction in compression force - MaxFlow design allows for a faster return and less compression force - 34.9mm diameter adds strength and durability while reducing side-play and stiction - Cable-actuated under-bar lever compatible with MatchMaker and Shimano EV - 2-bolt rocker head with micro adjustment allows for easy saddle tilt adjustment - Internal cable routing keeps housing tucked away and free from moving wheel - Includes cable, housing, and 1x under-bar remote lever - On-Bar Universal Lever sold separately

A harsh-weather shoe when riding in temps ranging from 10F/-12.2C to 25F/-3.9C. We suggest sizing up for optimal warmth and comfort. The season never ends Winter is for fat biking, not hibernating and the Old Man Winter shoe keeps you moving when cabin fever rolls in. Made for fat bike riders and urban commuters who ride in all but the craziest of cold weather conditions in temperatures ranging from 25F/-12.2C to 10F/-3.9C. This cycling boot keeps toes toasty warm and dry all day with a removable insulated bootie and 100% waterproof OutDry upper. - inForm Tundra last has a roomier fit with a more open toe box for thicker socks - Vibram rubber outsole provides sure-footed traction and long-wearing durability - Boa System allows precise fit adjustments even while wearing heavy gloves - Removable, wool-lined neoprene inner bootie provides enhanced insulation to retain warmth - Durable upper with waterproof membrane keeps feet warm and dry - GnarGuard rubberized toe and heel bumpers protect against abrasions and fight debris

Bontrager's Speed Concept Seatpost lets you get your aero fit dialed. Different offsets allow you to customize your riding position for superior ergonomics and aerodynamics, and the clamp is compatible with both standard and oversize saddle rails. This seatpost is compatible with 2014 Trek Speed Concept 9 Series bikes.

No stopping now As Jack Frost weather creeps in and toes start to freeze reach for the JFW Winter Shoe to extend your riding. This cold weather shoe was designed specifically for dedicated riders who want to stay warm and dry without having to worry about bothersome shoe covers as temperatures range from 40F/4.4 to 25F/-3.9C. It also features highly visible colors and reflective elements to be seen when it matters most. - inForm Performance last offers our roomiest, most relaxed fit for on- and off-bike use - Nylon composite Bronze Series sole provides stiff yet walkable performance - Single Boa L6 dial allows easy and precise fit adjustments - Tachyon rubber outsole allows great grip in all terrains - Neoprene water-resistant upper completely covers ankles to keep feet warm and dry - Durable, GnarGuard rubberized coating protects against abrasions and fights debris - Reflective elements increase visibility and add contrast to be seen where it matters most

Find comfort in the cold Don't let Old Man Winter tell you when and where to ride. The OMW Softshell Jacket was made specifically for cold-weather riders looking to explore groomed fat bike singletrack and snowy trails, even when things get a little chilly. Product details - Softshell fabric powered by 37.5 active-particle technology - Stretch-woven with 37.5 provides next-to-skin comfort and best-in-class breathability - Hydration pack-compatible chest vents provide great ventilation - Two zippered hand pockets, two zippered chest pockets, internal drop pockets - Boa-equipped hood is compatible with helmets and easily adjusts for off-bike use - Double-cord adjustment at waist provides a precise fit that keeps trail spray out - Semi-fitted cut follows the curves of your body with room for movement Specifications - Gender: Unisex - Fit profile: Semi-fitted - Temperature use (high): 50°F (10°C) - Temperature use (low): 20°F (-7°C) - Water resistant: Yes - Fiber content: 85% Polyester / 15% Elastane - Material: Woven

Our most innovative helmet with the added protection of MIPS for serious riders looking for maximum cooling and an aerodynamic advantage. Cool got aero Our Velocis MIPS road bike helmet pairs pro peloton performance with all-day riding comfort. This premium cycling helmet is super light and sleek, allowing you to go faster and stay cool, so you can turn up the jets without overheating. Product details - MIPS Brain Protection System - The Boa System lets you easily secure and adjust helmet fit with one hand - Internal, recessed channels move airflow over your head to keep you cool and dry - 37.5 fit pads pull moisture away from your skin to help maintain ideal comfort - Sunglass port allows easy access to securely store glasses when not in use - Viper Red, White, and Visibility Yellow colorways come with Team Trek-Segafredo sticker kit - Includes removable NeoVisor for all the benefits of a cycling cap without extra bulk - Crash Replacement Guarantee provides free helmet replacement if involved in a crash within the first year of ownership

Versatile and ultra-light, the Verse Pro gets a shorter profile for elevated comfort for riders of all genders and disciplines. Less is more A shorter profile elevates comfort across all riding positions for the top trim level of our most versatile performance saddle. Verse Elite’s targeted support and versatile design is ideal for all riders and genders. Carbon rails and a composite shell keep it ultra-light with added compliance. A full cutout ensures long-haul comfort, and Wing Flex allows the saddle shell's side edges adapt to riders’ inner leg movements and pelvic rotation. Product details: - Short profile provides targeted support for riders of any gender in a performance riding position - Wing Flex allows the shell's edges to adapt to rider's inner legs movement and pelvic rotation - Full saddle cutout minimizes soft tissue pressure for lasting comfort and performance - Lightweight carbon-reinforced shell perfectly balances weight, strength, and compliance - Oversized carbon rails for lightweight strength (specific seat post ear clamps required) - Multiple widths and extended rail clamping area give more fit options - inForm saddles are born of cutting-edge biomechanical research to maximize performance and rider comfort - Blendr accessory mounts offer clean integrated mount for rear Flare light Features: For men, for women, for mountain, for road. Verse Short is designed to add comfort for all genders. It's your go-to performance posture saddle for both trail and road. Short profile The short profile provides targeted support and a performance riding position for all genders. Wing flex Wing flex allows the saddle shell's side edges to flex and adapt to a rider's inner leg movement and pelvic rotation. Full-length cutout A full saddle cutout minimizes soft tissue pressure for lasting comfort and performance. Blendr integration Easily mount Bontrager Flare rear lights with the Blendr accessory mount, available separately.

Get back on the bike with a genuine replacement wheel. When it's time to refresh your trusty bike, Trek genuine replacement wheels have you covered. PRODUCT DETAILS - Original equipment replacement Bontrager Kovee TLR 28H Hole wheels - Convert to tubeless with TLR rim strip and valve, sold separately - Durable alloy symmetric rim with 22.5mm internal 27mm external width - Does not include skewer, reflector, rim strip, valve, or owner's manual - Wheels shipped as photographed

Bontrager XXX WaveCel delivers high-performance protection and the best in aerodynamics and comfort. XXX is the WaveCel helmet of choice for the Trek-Segafredo men's and women's teams. WaveCel is a collapsible cellular structure that lines the inside of the helmet. This Bontrager-exclusive technology disrupts the safety standards the industry has accepted for over 30 years. - WaveCel advanced helmet technology - The Boa System lets you easily secure and adjust helmet fit with just one hand - Easy-to-use adjustable strap dividers allow for a fine tune fit - An aerodynamic shape helps you outsmart the wind and ride faster - AgION antimicrobial pads wick away moisture and eliminate odors naturally - Additional NoSweat pad with silicone channel keeps sweat out of eyes for constant clarity - Team Trek-Segafredo sticker kit included with Viper Red, White, and Visibility Yellow colorways - Crash Replacement Guarantee provides a free helmet replacement if involved in a crash within the first year of ownership Sizing: - Small: 51-57cm - Medium: 54-60cm - Large: 58-63cm

A durable Tubeless Ready mountain wheel with Rapid Drive 54 hub and the added stiffness of Boost. Ready to rail on any trail With Line Comp 30, you'll feel the impact of wider rims on the quality of your ride. A Tubeless Ready (TLR) rim with a 29mm internal width better supports your tires so you can run less tire pressure and get more traction, better cornering stability, and increased control. Plus, a 54-tooth Bontrager Rapid Drive hub provides quicker engagement for fast acceleration. Product details - Rapid Drive 54 hub instantly transfers effort into forward momentum - Tubeless Ready (TLR) rims allow for quick transition to tubeless system upgrade - Boost 110/148 wider hub flanges enhance bracing angle for stiffer wheel - Ultra-durable rim with 29mm internal, 34mm external width, 28 hole front/rear - 28 front/rear 14G spokes with Alpina alloy locking nipples - 6 bolt disc, Shimano 10/11 speed, SRAM XD driver available separately - Includes TLR rim strip installed, TLR valve, valve core removal tool

Ultra-versatile helmet that is light, cool, and sleek with the added protection of WaveCel advanced helmet technology and the convenience of magnetic light mounts. If you're going to get just one helmet, make it this one Whether your finish line is on the race course or at your front door, Bontrager's Circuit WaveCel delivers the right performance, comfort, and tech to be your go-to helmet for any ride. It's equipped with features any rider will appreciate on any terrain, like WaveCel technology, a BOA Fit System for superior comfort and security, and the Blendr mount system for easy light and camera integration. WaveCel is a collapsible cellular structure that lines the inside of the helmet. This Bontrager-exclusive technology disrupts the safety standards the industry has accepted for over 30 years. Product details - WaveCel advanced helmet technology - BOA Fit System lets you easily secure and adjust your fit with one hand - Blendr magnetic mount system easily integrates a GoPro camera and Bontrager lights - Made of 50% recycled EPS material - FlatStrap semi-fixed strap dividers lay flush and move fore and aft for a perfect fit - Soft, comfortable, moisture-wicking, and washable helmet pads - Reflective elements on the back of the helmet offer enhanced visibility - Crash Replacement Guarantee provides free replacement if your helmet is impacted in the first year of ownership

Bontrager's slightly roomier Specter road shoes are aimed at the luxury-seeking enthusiasts, who appreciate the versatility of 2-bolt SPD-style and 3-bolt cleat compatibility and the easy, on-the-fly adjustability of Boa closure dials. The Specter shoes bring high performance features to riders with a day job. Key features: - inForm Race last - Slightly roomier high-performance fit - Bronze Series Composite sole - Nylon composite sole - PowerTruss - Sole design improves stiffness without adding significant weight - Boa IP1 dial for precise two-way adjustment - Stiffness index 8 - Synthetic uppers with flow-thru mesh panels - Compatible with both 2-bolt SPD-style and 3-bolt cleats

Upgrade or refresh your bike. GENUINE REPLACEMENT PARTS When it's time to refresh your trusty bike, Trek Genuine Replacement Parts have you covered. PRODUCT DETAILS - Original Equipment replacement Bontrager TLR Disc wheels - Bontrager Approved double wall, non-eyeletted rims - Convert to tubeless with TLR rim strip and valve, sold separately - Does not include skewer, reflector, rim strip, valve, or owner's manual - Wheels shipped as photographed

The Bontrager Commuter Double Pannier delivers versatile capability to your bike so you can carry more and ride more. The integrated MIK mounting system makes installation and removal a breeze with compatible MIK racks. Additional accessory pockets and an easy-to-load main compartment add functionality to this durable, symmetric design made from waterproof materials. - MIK mounting system provides secure, integrated mounting with compatible racks - Made from durable, waterproof material to help keep your gear safe - Large compartment holds shape for easy loading and unloading with roll-top buckle closure - External pockets and compartments help organize accessories and gear - Sturdy handle pairs with MIK system to make this double pannier easy to remove and carry - Reflective materials enhance visibility with a stylish finish

Ultra-versatile helmet that is light, cool, and sleek with the added protection of MIPS and the convenience of magnetic light mounts. If you could only buy one helmet, this is the one. Whether your finish line is on the race course or to the front door of your destination the Bontrager Circuit MIPS road helmet will deliver. Equipped will all the best features including MIPS brain protection system, Boa fit system for superior comfort and security, and the Blendr mount system for light and camera integration. MIPS (Multi-directional Impact Protection System) was developed by brain surgeons and scientist to help reduce rotational forces on the brain caused by angled impacts to the head. Key features - MIPS Brain Protection System - Blendr mount system easily integrates GoPro camera and Bontrager lights accessories - The Boa System lets riders easily secure and adjusts helmet fit with one hand - In-mold composite skeleton increases helmet integrity for larger vent variations - AgION antimicrobial pads wick moisture and completely eliminate odors naturally - LockDown dividers make helmet strap management clean and are easy to adjust - Internal, recessed channels move airflow over your head to stay cool and dry - Crash Replacement Guarantee provides a free helmet replacement if involved in a crash within the first year of ownership

Your ticket to the trail The Flatline Mountain Bike Shoe is a flat shoe that keeps you connected to the pedals and ready for the attack, no matter what Mother Nature throws your way. A grippy Vibram outsole partners with a reinforced toe box for protection and durability, giving you the confidence you need to tackle any trail. Durable mountain bike shoe for riders who prefer the feel and confidence of flat pedals. - inForm Performance last is our roomiest, most relaxed fit for comfort on-and-off the bike - Grippy, Vibram rubber outsole provides an optimized shoe-to-pedal interface - Uniform tread pattern offers consistent, predictable interaction between pedal and outsole - Directional tread at toe and heel gives off-bike scrambling traction, uphill or down - Durable synthetic uppers are perforated for breathability and hold up to the demands of all off-road riding - Reinforced toe box protects against abrasion and shields trail debris - Shock absorbing EVA midsole dissipates forces from impacts - Laces provide ultimate fit control, and integrated lace keeper securely holds them tight to shoe for pedaling

More fun with more flow Climb to new heights, roam further, and rider harder in the Foray Mountain Shoe. An undeniably comfortable off-road cycling shoe featuring a Boa IP1 dial for a superior fit on rides of any length and intensity. No matter where or how you ride, this shoe won't quit thanks to a stiff sole with a durable upper with the added protection of GnarGuard for an overall reliable trail shoe. - inForm Race last offers a slightly roomier, high-performance fit - Nylon composite Bronze Series sole provides stiff yet walkable performance - Single Boa L6 dial allows easy and precise fit adjustments - Tachyon rubber outsole allows great grip in all terrains - Stiffness index 6 of 14 - Durable, GnarGuard rubberized coating protects against abrasions and fights debris - Compatible with 2-bolt SPD-style cleats

No more excuses Riding in cold weather can be just as fun as riding in warm. The Velocis Subzero Softshell Jacket makes this possible with ultra-soft thermal fabric that excels at trapping body heat, while intelligent water and wind-resistant softshell material is used to keep out the frigid air and moisture. Product details - Softshell fabric is wind- and water-resistant for inclement weather protection - Soft ribbed material at wrists and collar add warmth and allow easy layering - Three open-back pockets with built-in stretch for easy access while wearing gloves - Additional rear zippered security pocket stores valuables - Thermal inserts under arm allow excellent breathability - Fitted cut provides streamlined body fit for enhanced performance Specifications - Gender: Unisex - Fit profile: Fitted - Temperature use (high): 40 deg. F - Temperature use (low): 10 deg. F - Water Resistant: Yes - Fiber content: 69.5% Polyester / 14% Cocona / 12% Polyurethane / 4.5% Elastane - Material: Knit

A stylish clip-in spin shoe designed for performance on the stationary bike and comfort during pre- and post-workout routines. All of the workout. None of the routine. Bontrager's all-new Cadence Spin Shoe brings performance and style to the spin studio. It's designed to help you ride beyond your fitness and indoor cycling goals, delivering the right fit for intervals on the spin bike, comfort during pre-ride stretches and post-ride burpees, and endless style on or off the bike. Compatible with two-bolt, SPD-style cleats. Product details - inForm Athletic last offers a roomier fit for on- and off-bike comfort - A single BOA L6 dial for precision fit and easy micro-adjustments - Mesh main material in upper allows for maximum breathability - Cushioned EVA foam midsole for all-day comfort - Sturdy sole with great traction for excellent walkability - 2-bolt SPD-style compatible (cleats and pedals sold separately) - Slip-on construction makes for easy on-and-off and ensures neoprene tongue stays put - Heel counter provides great heel lock for power transfer and prevents heel slip with cats' tongue material

Upgrade or refresh your bike. When it's time to refresh your trusty bike, Trek Genuine Replacement Parts have you covered. PRODUCT DETAILS - Original equipment replacement Bontrager Connection Disc wheels - Durable double-wall rim with 20mm internal, 26mm external width - Black rim graphics and spoke nipples - Does not include skewer, reflector, rim strip, valve, or owner's manual - Wheels shipped as photographed

More fun with more flow Climb to new heights, roam further, and rider harder in the Foray Women's Mountain Shoe. An undeniably comfortable off-road cycling shoe featuring a Boa IP1 dial for a superior fit on rides of any length and intensity. No matter where or how you ride, this shoe won't quit thanks to a stiff sole with a durable upper with the added protection of GnarGuard for an overall reliable trail shoe. - inForm Race last offers a slightly roomier, high-performance fit - Nylon composite Bronze Series sole provides stiff yet walkable performance - Single Boa L6 dial allows easy and precise fit adjustments - Tachyon rubber outsole allows great grip in all terrains - Stiffness index 6 of 14 - Durable, GnarGuard rubberized coating protects against abrasions and fights debris - Compatible with 2-bolt SPD-style cleats - Women Specific Design is engineered specifically to yield better fit and greater comfort for women

Upgrade or refresh your bike. GENUINE REPLACEMENT PARTS When it's time to refresh your trusty bike, Trek Genuine Replacement Parts have you covered. PRODUCT DETAILS - Original Equipment replacement Bontrager TLR Disc wheels - Bontrager Approved double wall, non-eyeletted rims - Convert to tubeless with TLR rim strip and valve, sold separately - Does not include skewer, reflector, rim strip, valve, or owner's manual - Wheels shipped as photographed

Make errands more fun The MIK Utility Trunk Bag offers simple and secure on-bike storage that's easy to install and remove without the need for tools. It has multiple pockets to keep you organized, a durable design with reflective materials, and built-in rain cover to keep you and your gear safe and secure in all conditions. Product details - MIK mounting system provides secure, integrated mounting with compatible racks - Front and rear black reflective materials enhance visibility with a stylish finish - Stay organized with internal mesh pocket and two side pockets, each with a smaller internal pocket - Zippered pocket with soft lining provides secure phone storage accessible from top of bag - Be ready for weather with an integrated rain bag securely stowed in rear pocket - Light loop for easy rear light mounting - Adjustable carrying strap for convenient off-bike use Specifications - Cargo capacity: 800 cu in (13L) - Bag type: Trunk bags - Dimensions: 35cm (l) x 20cm (w) x 20cm (h) - Attachment: Interchange - Fiber content: 35% Poly 600 PU Coating / 30% Poly 840 PU Coating / 15% 3M Silver Reflective Mesh / 11% Nylon Mesh / 9% Poly Super Nylex Mesh - Material: Woven

It's fender season Our patented "No-Cut-Strut" bicycle fenders allow quick and simple installation to keep you dry and your bike clean. The premium aluminum construction provides added reliability and less vibration, while the sleek adjustable arms allow ultra-precise placement, so you can tailor the fit faster than you can pull a shot of espresso. Patented No-Cut-Strut alloy fenders provide durability and quick, easy installation. - Fully assembled fenders that install in minutes with only two tools - Durable no-cut alloy struts allow quick adjustment for proper tire clearance - Made of premium aluminum for added durability and reduced flexing and vibration - Double-back strut on rear fender adds support and stability - Stainless steel hardware

Bontrager's Evoke Mountain Bike Shoe delivers all-around performance for the most rugged adventures. Equipped with a grippy Tachyon rubber sole and reinforced with GnarGuard, Evoke keeps you planted on and off the bike while refusing to yield to the nastiest of trail debris. - inForm Race last offers a slightly roomier, high-performance fit - A single BOA L6 dial for precision fit and easy micro-adjustments - Strong, synthetic perforated upper materials hold up to off-road rider demands - Durable GnarGuard rubberized coating protects against abrasions and other damage from trail debris - Nylon composite Bronze Series sole provides stiff yet walkable performance - Stiffness index: 6 of 14 - Tachyon rubber outsole allows great grip on any surface - Compatible with 2-bolt SPD-style cleats

Constant comfort. Subtle strength. Unlock your potential and go farther with the Sonic Women's road shoe. Equal parts stiff and comfortable, compatible with both 2-bolt SPD-style and 3-bolt cleats, this shoe is ready for anything. Product details - inForm Race last offers a slightly roomier, high-performance fit - Nylon composite Bronze Series sole - PowerTruss sole design improves stiffness without adding significant weight - Boa L6 dial for precise adjustment - Stiffness index - 7 of 14 - Compatible with 3-bolt and 2-bolt SPD-style cleats (2-bolt mounting plate sold separately) - Women Specific Design is engineered specifically to yield better fit and greater comfort for women Specifications - Upper Fiber Content: 56.9% PU / 10.5% Polyester / 32.2% Nylon / 0.4% Steel - Sole Fiber Content: 85% Nylon / 15% Fiber - Liner Fiber Content: 100% Polyester

The forged alloy construction of the Bontrager Pro Blendr Stem delivers stiffness without compromising its light weight or sleek looks. Easy integration of lights, a computer, and more with the Blendr integration system make this stem a perfect upgrade for any bike. - Pro-level quality 31.8mm clamp diameter stem weighs less than many carbon stems - 4-bolt dual band clamp securely holds handlebar - Uses high-quality M5 corrosion-resistant faceplate bolts with 5.2Nm torque spec - Integrate accessories with included Blendr Pro base and Blendr XXX accessory mounts - Mounts intended for use with Ion and Trip, Garmin, GoPro and SRM accessories - Approved for carbon bars and steerer tubes - Safe installation requires 5mm spacer above and below stem - Included Blendr accessories: Pro Mono Base, Trip Computer mount, and High Ion Light mount