Mass is the enemy of performance, so we pulled out all the stops to make the Alpinist Cockpit the lightest one-piece bar/stem combo that passes our standards; at 255 grams (110 mm x 420mm). Not only does light weight make for faster climbing, it also improves acceleration and ride quality. The Alpinist Cockpit's round tube shape and tradition bend respect tried and true forms, but the optimized composite layup and internal cable routing are decidedly modern. Available in 10 sizes, there's one that will fit you perfectly. And because they are backed by a no-fault crash replacement policy and lifetime warranty, you can rest easy knowing that we've got your back. - Bend: Tradition radius ( 125mm Drop / 75mm Reach) - Clamp Diameter: 31.8 - Compatibility: Shimano, SRAM, Campagnolo; Di2 and EPS - Material: Advanced carbon composite - Sizes: 400 mm x 80/90/100mm; 420mm x 90/100/110/120mm; 440mm x 110/120/130mm - Stem Angle (Rise): 6-Degrees - System Weight Limit: 275lbs / 125kg - Weight: 255 grams (110 mm x 420 mm)
The Madone is built as a seamlessly integrated machine designed to do one thing: go fast. Trek's Madone Integrated Bar/Stem is an important part of that integration. Available in a variety or widths and reaches so you can dial in your superbike specifically for you. - Compatible with model year 2016/17 Madone - Variable radius, compact flare (VR-CF) shape offers wrist clearance in the drops - 100% OCLV carbon fiber construction - Seamless accessory integration with Blendr - Blendr accessory bases and mounts sold separately
An adjustable stiffness suspension stem that smooths out the ride by reducing the affects of impacts and road vibrations. - Unwanted vertical movement is absorbed by twin interchangeable elastomers - Stem retains torsional rigidity - Travel is limited to 1-2 centimeters - Made with 6061-T6 Aluminum - Includes 5 swappable elastomers (2 pre-installed, 3 additional) to customize the ride feel for your bike, weight, and riding style
A 3D-forged, then precision-machined, lightweight, aluminum mountain bike stem in both 31.8mm and 35.0mm models rated for cross country, trail, all-mountain, enduro, and gravity applications. - Blind bolt holes and shaping - Cold-forged and precision-machined - No-gap face plate and clamp area - Stainless hardware
Specialized's S-Works SL Stem is sleek and lightweight. - 3D-forged and CNC-machined, 7075 aluminum road stem . - Includes expander plug for carbon steerer tubes and titanium hardware.
Strong, light, and capable The Kovee Pro 35 stem is the perfect centerpiece for cross country race bike. This lightweight stem is optimized for the latest XC mountain bike standard, with a 35mm clamp diameter that combines with a 35mm handlebar to provide a stronger, lighter system. An oversized 35mm clamp diameter MTB stem that offers increased strength and minimal weight - Oversized 35mm clamp diameter offers increased strength and minimal weight - 7075 T73, 3D, forged alloy construction - Laser-etched calibration marks make dialing in the perfect angle simple and repeatable - Compatible with both Knock Block and standard headsets and spacers - Blendr compatible for an elegant, integrated accessory mounting solution - Available in a wide range of sizes for today's mountain rider - High-strength, corrosion-resistant steel bolts - Approved for carbon bars
A light, durable 35mm MTB stem that adds Blendr capability for clean, integrated mounting of lights or computer. Equip your whip with this 35mm Line Pro stem and give yourself the oversized advantage. Forged from light and strong 7075-T73 3D aluminum, the oversized 35mm design offers increased strength and a lighter overall bar and stem system weight. Use with included Blendr base and mount for integrated mounting options for light or computer. Product details - Oversized 35mm clamp diameter offers increased strength and minimal weight - 7075 T73, 3D, forged alloy construction - Laser-etched calibration marks make dialing in the perfect angle simple and repeatable - Compatible with both Knock Block and standard headsets and spacers - Blendr compatible for an elegant, integrated accessory mounting solution - High-strength, corrosion-resistant steel bolts - Includes Blendr mono base, Garmin Mount, and Ion Light Mount - Approved for carbon bars
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
$98.99 - $109.99
Inspired by the sleek and deadly lines of a Copperhead snake, the sweeping center channels of the Copperhead stem wrap around the entire stem to minimize material while delivering a strong steerer-mounted stem. Deity's focus on durability and dedication to the symmetry between strength and weight is showcased in the balance of style and function that is the Copperhead stem. - Designed for all applications from All MTN to Slopestyle and anything in between - CNC Machined from a solid block of 6061 T6 Aluminum - Exceptionally detailed chamfered edges and channels throughout - Material: Aluminum - Length: 35mm or 50mm - Stem Angle (deg): 0 deg - Weight: 135g. (35mm); 161g. (50mm)
Race Face took their super popular Turbine 35mm stem and turned the volume up to R. Increased strength to handle the harshest aggressive all mountain riding combined with an update to 0-degree size for optimized fit and performance. This stem sets the new standard in weight vs strength. - CNC Aluminum - 0-degree rise for perfect fit on aggressive bike frames - Extensive CNC machining for weight reduction without impacting strength - TopLock faceplate design for easy and secure installation
The RaceFace Atlas is designed to bridge the needs of AM and FR/DH riders: light enough for AM, tough enough for FR and DH, providing the ultimate in versatility. - Four bolt bar clamp holds bar securely in position - Interlocking U-Shaped Handlebar Clamp Geometry - Faceplate eliminates stress risers which cause your bar to bend or break - Opposing bolts on steer tube clamp provides extreme clamping power while reducing stress on the steer tube - Stack Height: 40mm
- Intended for XC, Trail and All Mountain use - Machined to precision with 7075 aluminum for high strength & fatigue resistance at a very light weight - Interlocking 4 bolt bar clamp secures your bar and distributes loads away from bolts and into the body - Bar Clamp Diameter: 35mm - Stem Angle: -84 deg , +96 deg
Make sure your fit is dialed in your race against the clock! Bontrager's Speed Concept Stem allows you to set up your Speed Concept bike for proper ergonomics and aerodynamics. Plus, the precisely integrated design keeps your super aero bike fast and looking pro! - Low-Near = 17° rise / 77mm length - Low-Far = 100° rise / 110mm length - Mid-Near = 50° rise / 67mm length - Mid-Far = 45° rise / 110mm length - High-Near = 80° rise / 67mm length - High-Far = 75° rise / 110mm length
A favorite of FMB Freeride pros, All Mountain warriors, and Enduro racers alike, the SPIKE Race Stem blends tough and sexy seamlessly. 2D Forged for ultimate strength, then CNC weight-optimized in every way, the SPIKE Race Stem might be a lightweight, but its iconic hourglass sectional profile lends the immense torsional stiffness required by SPANK's pros. The burly 31.8mm bar clamp zone is chamfered to reduce stress risers and increase fatigue life in handlebars. Available in super-short 35mm or conventional 50mm lengths, with a minimal stack height, the SPIKE Race Stem brings style and confidence to any ride. - Key technologies: MGR, chamfered bar clamp, "Snap Fit" sealed top cap - Material: 2D Forged MGR Alloy, CNC Weight Optimized - Length (mm): 35 / 50 - Rise: 0° - Diameter (mm): 31.8 - Stack height (mm): 35 - Weight (g): ±150 (35mm) / ±180 (50mm) - Finish: polish anodized, CNC/laser logos - Technologies: MGR - Discipline: race / freeride
- 3-D forged from the finest 6061-T6 aluminum - Oversized clamp fits 35.0mm bars
$59.99 - $69.99
- Strong yet competitively lightweight alloy single crown stem for all disciplines - Unique style, modern geometry, and rock-solid construction, without the heavy price tag - Dial your fit with micro-increment size options, tuned to fit any rider size and style - Cockpit setup index lasered onto stem helps with tuning of upsweep and backsweep - Ultra-short stack height and true zero-degree rise - Chamfered bar clamp to reduce stress risers and increase fatigue life in handlebars - Recommended for: ASTM 5, All mountain, enduro, trail, free ride, DJ, E-Bike
The perfect fit The Bontrager Elite Blendr Stem provides easy solutions for accessory integration. This alloy stem is light and strong, and it gives you endless options to integrate lights, a computer and more with Blendr accessory integration. Product details - Blendr Elite allows seamless accessory integration - 4-bolt dual band clamp retains stiffness and reduces weight - Opposing 2-bolt steerer tube clamp - Uses M5 countersunk, corrosion-resistant steel bolts with 5.2Nm torque spec - Approved for carbon bars and steerer tubes - Suitable for both MTB or road use - Includes Blendr mono base and accessory mounts
The new Trail stem is forged and CNC-machined to meet the demands of today's trail riding with a sublime stiffness-to-weight ratio. - 3D-forged and CNC-machined 6061 alloy construction - 4-bolt oversized 31.8mm handlebar interface with relieved faceplate - Compatible with carbon composite handlebars
Specialized's Comp Multi Stem is forged and machined from 6061 aluminum for stiff, responsive handling. The 6-degree rise puts your bars in a position for improved control and the 31.8mm handlebar clamp is compatible with composite and aluminum handlebars.
This Mountain Stem from Specialized is CNC-machined, sleek and lightweight. - 3D forged and CNC-machined 6061 aluminume - 6-degree rise - Oversized 31.8mm handlebar interface - Compatible with composite handlebars
Run your favorite 31.8mm clamping diameter handlebar on a bike with Knock Block with the Rhythm Comp 31.8. It adds Knock Block compatibility to a durable stem with multiple lengths to let you fine-tune the fit to your ride. Get 31.8mm handlebar compatibility with your Knock Block system;Also compatible with standard headsets and spacers;Knock Block system protects frame from impacts by fork and handlebars by eliminating over-rotation of bars;Available in a wide range of sizes for today's mountain rider;See Service Parts for other Knock Block parts;
RaceFace's Chester 35 Stem is a practical stem with 2 length options and that legendary bomb-proof Race Face toughness baked right in. - Forged and machined from 6061 aluminum - Interlocking 4 bolt bar clamp secures your bar and distributes loads away from bolts and into the body - Stack Height: 42mm
Ritchey's Adjustable Road Stem is a super-versatile stem ready for any riding style. The angle can be adjusted from plus-45 degrees to negative-45 degrees and anywhere in-between, allowing you to fine-tune the exact bar placement you're looking for whether you want to get down into a super-aero position or sit up in a back-friendly upright position. Plus, it's made of forged aluminum for light weight and excellent durability.
Sunlite's Adjustable Stem adjusts from 0 to +60 degrees so that you can place your handlebars wherever they are most comfortable. It boasts light and durable aluminum construction with steel bolts. It fits on 1- and 1 1/8-inch forks and accepts 25.4mm- and 31.8mm-diameter handlebars too, with included shims. Plus, its 2-bolt clamp makes changing bars easy and holds fast.
An oversized 35mm clamp diameter stem suitable for all disciplines of mountain biking. Oversized strength The Elite 35 stem is the perfect addition to any mountain bikers' cockpit. Forged from lightweight 6061-T6 3D aluminum, the oversized 35mm design offers increased strength and a lighter overall bar and stem system. Product details - Oversized 35mm clamp diameter offers increased strength and minimal weight - 6061-T6 3D forged aluminum construction - Laser-etched calibration marks make dialing in the perfect angle simple and repeatable - Compatible with both Knock Block and standard headsets and spacers - High-strength, corrosion-resistant steel bolts - Approved for use with carbon handlebars
With its classic blend of high strength and low weight, Easton's EA50 stem is a smart choice for your favorite ride. It's made of 3D forged aluminum for amazing stiffness and strength. Easton's Top-Lock technology locks the stem and faceplate together, creating a highly rigid interface while minimizing the loads on the bolts, making the EA50 perfectly safe for carbon bars.
The Treymone stem features a 51mm reach and a 27mm rise. - Trey Jones and Simone Barraco signature - Heat treated cro-mo M8 6mm solid hex bolts - Cold forged & CNC machined 6061-T6 Alloy
$29.99 - $39.00
Dimension 31.8 Stems are fully forged 6061-T6 aluminum stems that have a 4-bolt handlebar clamp. - 31.8mm can be used with 26.0 bars with additional shim (SM5317) - Dimension stems are not intended for use with carbon handlebars or carbon steer tubes - Weight: 130g-180g
$29.99 - $36.99
Dimension 25.4 Stem is a fully forged 6061-T6 aluminum stem with 4-bolt handlebar clamp. - 2-D forged AL-6061-T6 - Four-bolt handlebar clamp - 41mm height - Dimension stems are not intended for use with carbon handlebars or carbon steerer tubes - Weight: 130g-180g
$30.00 - $36.99
For cross country and all-mountain riding, Dimension Trail Stems provide a broad array of sizing options, rigorously tested to ISO 4210 Mountain standards. - Constructed with AL-6061-T6 aluminum - Shot-peened finish - Dimension stems are not intended for use with carbon handlebars or carbon steerer tubes
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