Spank's Director Direct Mount Stem fuels your need for gravity riding, with rock solid mounting, stiff forged aluminum construction, and the control-enhancing combo of a low rise and short extension. • Forged, CNC-machined aluminum • Boxxer/Fox40/Manitou compatible • Lockdown hardware included • Brushed anodized finish
Adjustable in both reach and rise, Spank's Spike 25/30 DM Stem allows the rider to find the ideal stance and balance point. 2D forged for strength, and CNC optimized to just 135g, this unique direct mount also features chamfered barclamp zones to reduce stress risers and improve fatigue life in any handlebars. As DH frames have gotten longer, shorter and more adjustable, direct mount cockpit designs have become a necessity. Developed with the World's Top DH pros, the Spike 25/30 DM Stem takes DH cockpit tuning to a new level. It's remarkably short reach was accomplished first by SPANK, by bringing the lockdown hardware into the barclamp, while maintaining the ease of set up and resistance to moving under impact. - CNC machined 7075-T6 aluminum - Rise-adjustable: 28-33mm - Reach-adjustable: 25/30mm - Fits 2005-current BoXXer, Fox 40, Dorado, and 2012-current 888 forks
Adjustable in both reach and rise, Spank's Spike 25/30 DM Stem allows the rider to find the ideal stance and balance point. 2D forged for strength, and CNC optimized to just 135g, this unique direct mount also features chamfered barclamp zones to reduce stress risers and improve fatigue life in any handlebars. As DH frames have gotten longer, shorter and more adjustable, direct mount cockpit designs have become a necessity. Developed with the World's Top DH pros, the Spike 25/30 DM Stem takes DH cockpit tuning to a new level. It's remarkably short reach was accomplished first by SPANK, by bringing the lockdown hardware into the barclamp, while maintaining the ease of set-up and resistance to moving under impact. - CNC machined 7075-T6 aluminum - Rise-adjustable: 28-33mm - Reach-adjustable: 25/30mm - Fits 2005-current BoXXer, Fox 40, Dorado, and 2012-current 888 forks
- Micro Grain Refined (MGR) alloy - 5mm headset spacer included - 2D forged MGR alloy - CNC weight optimized - Shotpeen anodized - Key technologies: MGR, chamfered bar clamp - Material: 2D Forged MGR Alloy,CNC Weight Optimized - Length (mm) : 35 / 50 - Rise : 0 Degree - Diameter (mm): 31.8 - Stack height (mm): 35 - Weight (g): 150 (35mm) / 180 (50mm) - Finish: Shot peen anodized, laser logos
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)
- Fully CNC machined - Featuring an oversize center bore - Extensive machining and external webbing to maximize structural strength and stiffness and minimize weight
- CNC machined 2014 aluminum body and 7075 aluminum clamps - 240 degree wrap-around, twin plate clamping system - External webbing to maximize structural strength - 118-158g including stainless steel bolts
Based on our famous Crystal stem, the Radio Axis stem is CNC machined out of the highest quality 6061-T6 alloy, lifts your bars nice and high, and prevents them from slipping due to our wider 48mm clamping area and the larger head 6mm bolts. The choice of most of our team, this beauty now comes in a wild Sandblasted Purple finish.
Every Profile Design product is perfectly optimized to minimize aerodynamic drag. So, it's no surprise that Profile's Aeria Stem has hidden bolts and a low profile faceplate to smooth oncoming air. The sculpted shape is constructed from strong, lightweight forged aluminum, and the 17-degree drop ensures an aerodynamic fit on your time trial or triathlon bike.
Profile's Aris OS stem is a no-nonsense stem made from 6061-aluminum that's been shot peened and anodized for strength and durability. The 4-bolt faceplate is stiff, ultra tough and makes handlebar changes a breeze. And, the opposing-bolt steerer clamp is safe and secure.
the Pro LT stem is constructed of strong and lightweight anodized 6061 alloy, and features a headlock system for a secure front clamp fixation.
- 3D forged AL-2014 construction - Sizes: 50 - 130mm, 10 deg. angle - Suitable for 1-1/8" forks - Diameter handlebar clamp: 31.8mm - Headlock system for a secure front clamp fixation
Some might call it magic—PRO likes to refer to it as co-creation: aligning all forces to work in favor of you. The PRO Vibe Stem is designed to align your cockpit perfectly with your bike for an optimal riding position. Supreme stiffness offers you more control during those high-speed descents or maneuvers. It's also developed for ultimate integration with Di2 to give you maximum aerodynamic performance and ultra-clean styling. With the specially positioned cable ports, you can internally route Shimano Di2 cables. All of the advantages of Di2, with none of the cables showing. Align yourself with performance—use the PRO Vibe Stem. - Anodized AL-7075 - Shimano DI2 integration - Lightweight titanium bolts - Integrated topcap
- Direct Drive integrated stem - Carbon HM ultra rigid composition - 20g lighter than the C-Stem and more aerodynamic - New handlebar clamp - No visible screws - Better drag coefficient - Angle adjustment: - 17° to + 13°
FSA's K-Force OS-99 CSI is 3-D forged and CNC machined from AL2014 before a uni-directional (UD) carbon weave skin is applied through the Carbon Structural Integration (CSI) process. To further reduce weight the OS-99 uses a 4-bolt sculpted AL2014 alloy/carbon faceplate and titanium hardware. CSI is a process that permanently bonds carbon to alloy, to create a true hybrid product, with many of the benefits of aluminum and carbon. - Stack Height: 41mm - Weight: 126g (100mm)
FSA's Omega line is the perfect workhorse component group for the sport rider who wants race-winning technology and durability along with classic good looks. - 3D-forged and CNC-machined from AL6061/T6 - 4-bolt cold-forged face plate - Chromoly hardware - ±6° - 31.8mm handlebar clamp diameter - 35mm fork clamp stack height - 127 grams (100mm)
The Cavity stem was developed with pain staking focus on strength, function and attention to detail. Tapered body for cleaner lines and weight reduction, multiple internal and external machining processes to reduce every gram possible and chamfered edges throughout for stunning detail. - Machined from 6061 T6 aluminum - Wide 55mm faceplate for increased stiffness with wide handlebars - Rounded edges at all sides, corners, and angles - Reverse cross bolt system for increased clamping power - Flip flop design for increased range of height adjustment - Pro Installation Tip: Always run the steerer tube all of the way through the stem with a small spacer on top - Bar Clamp Diameter (mm): 31.8 mm - Material: Aluminum - Stem Angle (deg): 0 deg - S.H.I.S. Stem Clamp Diameter: 28.6 - Stack Height: 33 - Weight: 150 g
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 the a stong 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 - 55mm wide clamping platform - Bar Clamp Diameter (mm): 31.8 mm - Material: Aluminum - Length: 35 mm - Stem Angle (deg): 0 deg - S.H.I.S. Stem Clamp Diameter: 28.6 - Stack Height: 30 - Weight: 135 g
Deity's INTAKE Direct Mount DH Stem takes machining and flow to another level! Yet another premium race good designed to make your kit look amazing and perform even better, the INTAKE DM stem is available in a 31.8mm bore and, like its counterpart the INTAKE 35mm DM Stem, it utilizes a 3-piece design for ease of installation and a super-stiff set-up. This DEITY design is the culmination of form and function and hits the sweet spot for your cockpit! - DIRT MAG Top 100 Product for 2018 - 50mm reach - Zero degree rise to keep you low and in control - CNC Machined from a solid block of aluminum - Boxxer Standard platform - 7075 T73 Aluminum - Available in high polished black ano finish - 31.8mm bore clamp for the perfect complement to our new BLACKLABEL 800 Handlebar - 69mm wide clamping platform for an incredibly stiff front end - Covered by our Lifetime Crash Replacement Policy to the original owner - 146 grams
This tiny package packs a big punch with a minimal design. The MICRO DIRECT MOUNT DH Stem is strong enough to carry the DEITY name while touting one of the lightest designs in the world. There isn't any wasted space on this moto-inspired 4-piece design, but don't let that fool you. Its 65mm super-wide clamping platform delivers incredible stiffness and transfer of power from you to the front wheel. At a compact length of just 30mm, this Boxxer standard 31.8mm stem is the perfect fit for the longer top tube designs of today's DH bikes while offering the flexibility of a flip-flop graphic option for your choice of stealth or flash. There is no shortage of machining detail or design in this mini stem and, as with all DEITY designs, we take extra care to deliver only the best! - CNC machined from hard high-grade 7075 T73 aluminum - Compact 30mm length for the current crop of long downhill frames - Compatible with 31.8mm oversized handlebars - Boxxer standard platform - Moto-inspired 4 piece design - Super-wide 65mm clamping platform for torsional stiffness - Flip flop graphics kit - Hidden front crown bolts - 10mm rise - One of the lightest Direct Mount Stems in the world - High polished finish with chamfer detailing throughout for stunning detail - Weight: 110 grams
An integrated bar and stem combo that cleanly and securely holds cables for a refined look and added aerodynamics. Save watts, ride faster This aero upgrade cleans up your cockpit by securely storing cables for a refined look and free speed. The Aeolus RSL bar/stem combo is proven in the wind tunnel to save 7 watts, making it 10% faster than its predecessor. It's light, fast, easy to install, and Blendr-compatible for seamless integration of your light or Garmin. Product details - OCLV Carbon construction is ultra-light, compliant, and durable - Integrated bar/stem design improves aerodynamics and saves weight - Proven in the wind tunnel to save 7 watts, making it 10 % faster than its predecessor - Integrated cable management system held secure with M4 hex bolt, 5Nm torque - Variable Radius Compact (VR-C) design allows longer reach and drop - Includes Blendr mono and duo bases with mounts for Ion light and Garmin computer - Approved for use with carbon or alloy steerer
Features a wide range of adjustment to dial in your fit. Ensure a proper fit for the best ride experience. Product details - High-quality alloy adjustable stem is quill-style, for use with threaded forks - Seamless integration with Bontrager's Elite Blendr mount kit, sold separately - Features 64 degrees of angular adjustment - 50mm stack height adjustment allows for a wide-range of fit options - Quill stem length is 180mm
$19.99 - $25.99
Key features: - Blendr works with this simple formula: Stem + Base + Mount. Add accessory. - Bases for use with Bontrager XXX Blendr stem - Add any XXX accessory mount (sold seperately) for an elegant, integrated look
An oversized 35mm stem that is lightweight and durable for the burliest mountain riders. Oversized and in control Equip your whip with this 35mm Line Pro stem and give yourself the oversized advantage. Forged from 6061-T6 3D aluminum, this finely finished stem provides the increased strength of the latest mountain-specific bar diameter at the lightest weight possible. Product details - Pro-level quality stem in oversized 35mm clamp diameter for increased strength and minimal weight - Forged from 6061-T6 3D aluminum - Laser etched calibration marks make dialing in the perfect angle simple and repeatable - Compatible with both Knock Block and standard headsets and spacers - Knock Block system protects the frame from impacts by fork and handlebars by eliminating over-rotation of bars - High-strength corrosion-resistant steel bolts ensure the freshest look for longer - Available in a wide range of sizes for today's mountain rider - Safe for carbon bars
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
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
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;
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
Lightweight and durable 2D forged alloy stem. - Removable faceplate for easy bar installation - 4-bolt clamp for optimal handlebar support - 7 degree rise
Lightweight and durable 2D forged-alloy stem. - Removable faceplate for easy bar installation - 4-bolt clamp for optimal handlebar support - High rise for improved riding comfort - 35 degree rise