Top 10 Mtn Bike Stem 31.8 – Bike Stems

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1. Wake

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Bike Stem 31.8 × 45mm WAKE Mountain Bike Stem Bicycle Handlebar Stem Suitable for BMX MTB Road Bike Aluminum Alloy, Adjustable, Black

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Wake #ad - Handlebar diameter: 31. 8mm 1-1/4", tube diameter: 28. 6mm 1-1/8", length: 45mm center distance of the two holes, Weight: 130g. Downhill, chongshan, climbing, DIY, with them very comfortable. Easy installation, just connect up the original front fork stem. Universal short handle bar stem suitable for most road bike, DH, BMX, track bike, mountain bikes, downhill bike, fixed gear bicycle, MTB, etc. Four bolt bar clamp holds bar securely in position. Suitable for modified, upgrade the bike. Constructed of high-strength CNC machined 6061 T6 aluminum alloy.
BrandWake #ad
ManufacturerWAKE #ad
Height1.97 Inches
Length3.54 Inches
Weight0.29 Pounds
Width1.57 Inches
Part NumberWAKE

2. Litetop

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Fixie Gear, BMX, Black, MTB Stem 31.8 Stem 60mm 25 Degree Wake Mountain Bike Stem Short Handlebar Stem for Most Bicycle, Cycling Aluminum Alloy, MTN, Road Bike

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Litetop #ad - Handlebar diameter: 31. 8mm 1-1/4", length: 60mm center distance of the two holes, Stereer Tube diameter: 28. 6mm 1-1/8", weight: 121g. Downhill, climbing, Chongshan, DIY, with them very comfortable. Four bolt bar clamp holds bar securely in position. Suitable for modified, upgrade the bike. Constructed of high-strength CNC machined 6061 T6 aluminum alloy. Easy installation, just connect up the original front fork stem. Universal short handle bar stem suitable for most road Bike, MTB, Downhill bike, BMX, Fixed Gear Bicycle, DH, Track bike, Mountain Bikes Neck, etc.
BrandLitetop #ad
ManufacturerLitetop #ad
Part NumberLitetop0455_60

3. Litetop

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Fixie Gear, MTB Stem 31.8 35 Stem 50mm 0 Degree Wake Mountain Bike Stem Short Handlebar Stem for Most Bicycle, Cycling Aluminum Alloy, MTN, Black, BMX, Road Bike

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Litetop #ad - Downhill, Chongshan, with them very comfortable. Suitable for modified, Climbing, diy, upgrade the bike. Two size handlebar diameter : 31. 8mm 1-1/4" and 35mm, length: 50mm center distance of the two holes, Stereer Tube diameter: 28. 6mm 1-1/8", weight: 132g. Constructed of high-strength CNC machined 7005 aluminum alloy. Four bolt bar clamp holds bar securely in position. Easy installation, just connect up the original front fork stem. Universal short handle bar stem suitable for most road Bike, Downhill bike, Mountain Bikes Neck, BMX, DH, Fixed Gear Bicycle, MTB, Track bike, etc.
BrandLitetop #ad
ManufacturerLitetop #ad
Part NumberLitetop0453

4. RaceFace

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RaceFace Chester MTB Downhill Bike Bicycle Stem 31.8x50mm Plus and Minus 8 Degree Black, RF1805

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RaceFace #ad - Steer tube diameter: 1 1/8". Contents : 1 pc/pack. Stack: 40mm. Rise: 8°. Oem package this item is exactly as pictured and does not include retail package.
BrandRaceFace #ad
ManufacturerRaceFace #ad
Weight0.41 Pounds
Part NumberRaceFace

5. Litetop

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MTN, Road Bike, BMX, Cycling Aluminum Alloy, Black, MTB Stem 31.8 35 Stem 60mm -20 Degree Wake Mountain Bike Stem Short Handlebar Stem for Most Bicycle, Fixie Gear

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Litetop #ad - Universal short handle bar stem suitable for most road Bike, Fixed Gear Bicycle, Mountain Bikes Neck, DH, BMX, MTB, Downhill bike, Track bike, etc. Easy installation, just connect up the original front fork stem. Four bolt bar clamp holds bar securely in position. Suitable for modified, Chongshan, climbing, upgrade the bike. Two size handlebar diameter : 31. 8mm 1-1/4" and 35mm, length: 60mm center distance of the two holes, Stereer Tube diameter: 28. 6mm 1-1/8", weight: 152g. Constructed of high-strength CNC machined 7005 aluminum alloy. Downhill, dIY, with them very comfortable.
BrandLitetop #ad
ManufacturerLitetop #ad
Part NumberLitetop0454

6. Teyssor

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MTN, Teyssor 31.8 MTB Stem 45 Degree 90mm Mountain Bicycle Stem Handlebar Stem Riser for 1.25" Handlebar Road Bike, Cycling, Fixie Gear

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Teyssor #ad - Easy installation, just connect up the original front fork stem. Stem parameters: handlebar diameter 31. 8mm 1-1/4", stack height: 50mm, fork Stem Diameter28.

6 mm, length: 90mm center distance of the two holes, 1. 25", weight:approx 204g03 lb. Suitable for road bike, mountain bikes, MTB, track bike, DH, etc. Install upward: raise handlebar, install downward: low down handlebar, both methods allow you to have a comfortable riding experience. Four bolt bar clamp holds bar securely in position. High quality: bynccea bike stems made of high quality alloy aluminium AL6061, through heat treatment, durable, hard wear and long service life. Angle:±45°, help to up or down the height of your handlebar, makes the bike more comfortable to ride.
BrandTeyssor #ad
ManufacturerTeyssor #ad
Part Number106 Bike stem-Red

7. UPANBIKE

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Cycling, MTN, Fixie Gear, UPANBIKE Bike stem 31.8mm 35mm Mountain Bicycle Stem Length 50mm Short Handlebar Stem for Road Bike, BMX

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UPANBIKE #ad - 5. Length: 50mm center distance of the two holes. Easy to install, just connect up the front fork stem. 1. Suitable for most road bikes, MTB, mountain bikes, BMX, etc.4. 2. Four bolt bar clamp holds bar securely in position. Suitable for handlebar diameter 31. 8mm or 35mm. 3. Front fork stem diameter 28. 6mm 1-1/8".
BrandUPANBIKE #ad
ManufacturerUPANBIKE #ad
Part NumberBL073

8. Wake

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MTB, BMX, Road Bike, Cycling Aluminum Alloy, Lightweight, Wake MTB Stem 31.8 90mm 25 Degree Bike Stem Mountain Bike Stem Short Handlebar Stem for Most Bicycle, Black

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Wake #ad - Universal short handle bar stem suitable for most road bike, mountain bikes, fixed gear bicycle, etc. Four bolt bar clamp holds bar securely in position. Easy installation, just connect up the original front fork stem. Stereer tube diameter: 28. 6mm 1-1/8", weight: 140g, handlebar diameter: 31. 8mm 1-1/4", length: 90mm, Degree: 25°. Hollow design, Light weight.
BrandWake #ad
ManufacturerWake #ad
Height1.97 Inches
Length3.54 Inches
Weight0.15 Kilograms
Width1.57 Inches
Part NumberWake

9. Wake

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MTB, Lightweight, Wake MTB Stem 31.8 70mm 17 Degree Bike Stem Mountain Bike Stem Short Handlebar Stem for Most Bicycle, Cycling Aluminum Alloy, Black, BMX, Road Bike, Fixie Gear

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Wake #ad - Easy installation, just connect up the original front fork stem. Stereer tube diameter: 28. 6mm 1-1/8", handlebar diameter: 31. 8mm 1-1/4", length: 70mm, weight: 130g, Degree: 17°. Universal short handle bar stem suitable for most road bike, fixed gear bicycle, mountain bikes, etc. Four bolt bar clamp holds bar securely in position. Hollow design, Light weight.
BrandWake #ad
ManufacturerWake #ad
Height1.97 Inches
Length3.54 Inches
Weight0.15 Kilograms
Width1.57 Inches
Part NumberWake
ModelWake

10. RXL SL

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And E-Bikes, MTB Stem 31.8, Gravel Bike, Hybrid Bike, Road Bike Stem 100mm 6 Degree Stems, RXL SL Bike Stem, 3K Matte Shock-Absorbing Bike Handlebar Stem for Mountain Bike,Road Bike

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RXL SL #ad - Absorbs vibrations - carbon road bike stem absorbs some impacts and help dampen some road vibrations when you ride on gravel and some light single track, mtb bike stem is a perfect upgrade to your road bike, go faster, with bike stem 31.8 you can ride longer, mountain bike or e-bike, and stay in control even on the roughest terrain.

This stem 31. 8 fits standard 1-1/8" 28. 6mm steerer tubes, the size used by most modern bikes. Please use torque wrench, torque of 4Nm was more than sufficient for all screws with appropriate assembly paste. Easy to install - this road stem is easy to install and torque, just connect up the original front fork stem. You can mount mountain bike handlebar stem with the dynamics carbon paste and holds bombproof. Ergnomic & reduce fatigue - road bike stem let you ride in a more upright position with perfect rise and length, which reduce neck/back issues and enable you to go further and faster.

Universal compatibility - rxl carbon stem fits universal 31. 8mm handlebars, mountain bike stem comes size +/-6 degree angle in 70/80/90/100/110/120/130mm lengths center distance of the two holes and a +/-17 degree angle in 70/80/90/100/110/120/130mm lengths center distance of the two holes. Four bolt bar clamp holds bar securely in position. Lightweight and sturdy - the handlebar stem made by 3k carbon fiber + aluminum alloy the face plate is made of high quality aluminum alloy, 31. 8 stem weight:Approx 120~148g.
BrandRXL SL #ad
ManufacturerRXL SL #ad
Weight120 Grams
Part Numberbike stem