Best Pro Bike Stems in 2026

!!! NOTE (very important) : This mountin bike mtb stem ONLY fit for 31.8mm handlebar! Other handlebar is NOT applicable！Handlebar diameter 31.8mm (1.25''), front fork stem diameter 28.6mm (1-1/8"), Length: 110mm (center distance of the two holes)

Angle: 35 degree. Help to up or down the heigth of handlebar.

Light weight and durable, Weight Only166g (0.38lb).

ALUMINUM CONSTRUCTION: A6061-T6 alloy 3D forged

ROAD OR MOUNTAIN USE: Versatile Universal Design

SPECS: Fits 1 or 1-1/8" Fork steerer tube, 70mm length, Fits bars with stem clamp diameter of 25.4 or 31.8, Stem angle +/- 35°, Weight: 135g

🚴‍♀️ Stereer Tube diameter: 28.6mm (1-1/8")　Handlebar Diameter: 31.8mm (1-1/4") or 25.4mm (1'')　Length: 90mm / 110mm / 120mm　Degree: 0-60° Adjustable

🚴‍♂️ Hollow design, lightweight. Please Confirm Your Size Before Your Purchase.

🚴‍♀️ Four bolt bar clamp holds bar securely in position.

Fork Size: 28.6mm (1-1/8"), Handlebar diameter: 31.8mm (1-1/4"), Length: 45mm, Weight: 130g

Hollow design, Light weight

Four bolt bar clamp holds bar securely in position.

Ensure Proper Fit with The Crossfire : The Crossfire MTB stem is available for handlebars with a 31.8mm or 35mm diameters. This version is 35mm only. Please check your handlebar before purchasing and ensure you order the correct version

Versatile Use : A precision-engineered mountain bike stem for enduro, freeride, trail riding, XC and downhill. This is a perfect MTB stem as well as a BMX stem for riders on challenging terrain.

Tough and Light : CNC machined from high-quality aerospace 6061 alloy, Crossfire bicycle stem is featherweight but tough enough for the harshest conditions.

1. Maximum Height Extension: 180mm (7 inch). Include 6 gaskets, 2 x 20mm (4/5 inch), 3 x 10mm (2/5 inch) and 1 x 5mm (1/5 inch). Can freely adjust the gasket to fit your own height

2. Easy installation, just connect up the original front fork stem

3. Forged 6061 Aluminum Alloy Material with polished anodized finish, Solid, Secure, Durable.

45mm Handlebar diameter 31.8mm (1-1/4"),Stereer Tube diameter: 28.6mm (1-1/8")

Lightweight MTB stem, Length: 45mm (center distance of the two holes)

Material:made of high-strength material - aluminum alloy 6061.

Suitable for most bike with 1-1/8'' threadless headset

SPECIFICATIONS: Maximum Height Extension: 180mm (7 inch).Include 6 gaskets, 2 x 20mm (4/5 inch), 3 x 10mm (2/5 inch) and 1 x 5mm (1/5 inch).

Easy to install on bike,Just connect the original front bicycle fork stem.

1,Material:Carbon Fiber+Aluminum Alloy(the cap is high-quality Aluminum alloy);Appearance:3K Glossy/3K Matte/UD Glossy;Weight:Approx 120~148g

2,Fork diameter:28.6mm(1-1/8”),Handlebar diameter:31.8mm

3,Angel:6/17 Degree,Length:70/80/90/100/110/120/130mm

Material :Carbon Fiber + Screw Aluminum

RXL SL carbon stem Attachment: 4-bolt

Weight:110-140g (different size different weight)

BIKE STEM SPECIFICATIONS: Handlebar Diameter: 31.8mm (1-1/4"), Fork Tube Diameter: 28.6mm (1-1/8"), Length: 50mm (center distance of two holes), Weight: 0.35lbs (162 gram).

SHORT STEM ADVANTAGE: Mountain BIke 50mm short stem is more conducive to the control of the bike, so that the bike steering is more flexible, and the short stem with the long handlebar,will safer and more stable at high speed.

UNIVERSAL MOUNTAIN BIKE STEM: KRSEC bike 31.8 short handlebar stem, wide range of applicability, for most road bikes, fixed gear bikes, mountain bikes, downhill bikes, track bikes, mtb, bmx, dh, etc.

High quality：Bicycle Stem Bolts are made of Steel alloy, which is high strength, lightweight, wear-resistant, corrosion-resistant and durable.

Exquisite workmanship：Stem Screw CNC machining，The surface is finely polished and sanded，Exquisite appearance，which is a great accessory for mountain bikes.

Specification : M5x18mm With Washers，Stronger and more stable，Five colors: red/green/orange/blue/rainbow.

Material: aluminum alloy

Angle: 0-70° adjustable

Length: 90mm, handlebar diameter: 31.8mm,front fork stem diameter: 28.6mm (1-1/8")

[SHORT STEM ADVANTAGE]: BIke 35mm short stem is more conducive to the control of the bike, so that the bike steering is more flexible, and the short stem with the long handlebar,will safer and more stable at high speed.

[CNC HOLLOW DESIGN]: Ultra-lightweight hollow design, strong shape, Beautiful detail, slarge area CNC hollowed out in the center reduces weight without losing strength.

[HIGH STRENGTH ALUMINUM ALLOY]: Aviation grade high strength aluminum alloy, appearance electroplating oxidation treatment, anti-rust, anti-oxidation, bright color and long-term non-fading.

RIDE FURTHER, FASTER, AND MORE COMFORTABLY – The ShockStop PRO bike handlebar suspension stem is the perfect upgrade to your current bike. A perfect road bike stem, gravel bike stem, hybrid bike stem, or e-bike stem. Float over obstacles and dampen vibrations so you can ride longer, go faster, and stay in control even on the roughest terrain.

15% LESS WEIGHT WITH A PREMIUM FINISH – The new PRO version of our shock-absorbing bike stem for road, gravel, hybrid, and e-bikes is 15% lighter! It features lightweight titanium hardware, a high-quality polished finish, and additional precision CNC machining to reduce weight.

UP TO 70% BUMP AND VIBRATION DAMPENING – Say goodbye to sore hands, wrists, back, and neck and say hello to increased control, more confidence, and a super smooth ride. With 20mm of damped suspension travel, the ShockStop shock absorber bike stem reduces the effects of impacts and vibrations by up to 70%. Just the right amount of vertical compliance without sacrificing any stability or compromising steering.

Forged alloy 6061 construction

Hidden-bolt face clamp

Barrel is silver

Revolutionary innovation

Performance that is simply second to none

Achieve the ultimate ride

✅ MBP Pro Tubeless Valves. VALVE TYPE: Presta. Length: 50mm. (CHOOSE YOUR COLOR)

✅ RVC (Removable Valve Core). + Remover Tool

✅ Lightweight alloy construction, Alloy Cap has built-in Valve Core Remover Tool, Bottom of stem is slotted for better fitment and sealant flow.

Stereer Tube diameter: 28.6mm (1-1/8"), Handlebar Diameter: 31.8mm (1-1/4"), Length: 130mm, Weight: 310g, Degree: 0-60° Adjustable

Easy installation, just connect up the original front fork stem. Four bolt bar clamp holds bar securely in position

Constructed of high-strength CNC machined 6061 T6 aluminum alloy.

Headlock system for a secure front clamp attachment

Angle: +10°/-10°

Handlebar Clamp Diameter: 31.8mm

TWO-PIVOT DESIGN: 2 pivots well integrated in one compact stem to satisfy the rider with the most comfort gesture in both height and reach directions. The 1st pivot has an adjustable range of 90 degree, and the range for 2nd pivot is 160 degree.

VERSATILE: This universal handlebar stem is suitable for most MTB mountain bikes, road bike, fixed gear bicycle, BMX etc.

MATERIAL: Constructed from 3D forged alloy for lighter weight. Matt black finishing makes it extremely easy to wipe off and clean.

Suitable for Boxxer type

Clamp height: 38 mm

Handlebar mount: 31.8 mm

Zipp Speed Weaponry

Service Course SL Stem

Stems

【Adjustable Angle ±60°】Adjust upward: Raise handlebar position. Make you bend less while riding, riding comfort and steering control. Adjust downward: Low down handlebar position, reduce wind resitance, ride faster.Use the adjustable stem to achieve a more comfortable riding position, the pain caused by the original setup in shoulders/arms/back had to be corrected.

【Sturdy Material】Himiway bike stem adopts quality aluminum alloy, lighter weight, better toughness, no deformation, corrosion resistance, well designed and easily adjusted.

【Compatibility】Fit for Handlebar diameter 31.8mm (1-1/4''); Front fork stem diameter 28.6mm (1-1/8") ; Length: 110mm; Weight: about 450g. Please confirm your bike fork diameter is 28.6mm (1-1/8") and the handlebar diameter is 31.8mm (1-1/4") before order!!!

Headlock system for a secure front clamp attachment

Material: 3D forged and CNC machined AL-7075 construction

Handlebar Clamp Diameter: 31.8mm

Anodized 6061 Alloy

Headlock system for a secure front clamp fixation

Diameter Handlebar Clamp: 31.8mm

??High Quality Material?? This stem extension mount is made of qualified aluminum alloy, solid, firm and durable to use. Stable and excellent performance, high reliability, and practical accessory.

??High Quality Material?? This stem extension mount is made of qualified aluminum alloy, solid, firm and durable to use. Stable and excellent performance, high reliability, and practical accessory.

??High Quality Material?? This stem extension mount is made of qualified aluminum alloy, solid, firm and durable to use. Stable and excellent performance, high reliability, and practical accessory.

3D Forged EA50 Alloy

Top Lock Faceplate provides secure and safe connection to alloy and carbon handlebars

Distributed Stress Technology calms are designed to match the needs of lightweight carbon and alloy handlebars

Steer Tube Diameter: 28.6mm, Handlebar Diameter: 31.8mm, Length:110mm/130mm

High-quality Material: The bike stem is constructed of high-strength aluminum alloy, making it lightweight and durable.

Adjustable design: 0-50° adjustable stem helps improve your riding position and reduce the strain on your back, arms, and hips, making riding more comfortable.

Threadless, for MTB or road

110 x 31.8mm

8 degree rise