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Compatibility: only fit for handlebar diameter 31. 8mm 1-1/4'', front fork stem diameter 28. 6mm 1-1/8" and is available in a range of lengths – 90, 110 and 145mm. Our adjustable stem is the best bet to get comfortable.
The durability of this stem is very adjustable with an angle of -70°to +70°. Four bolt bar clamp holds bar securely in position. Material: the mtb stem is manufactured with a 3d forged alloy construction that gives strength and control.

Adjustable heightthe bicycle stem riser offers up to 85mm stem height increase, you can customise your new riser stem height perfectly for your riding needs. Easy to installjust slide the stem extender onto the steerer tube and tighten it.

Cycling comfortably: handling more flexible, much easier to force when climbing, lighter weight, comfortable and convenient to operate, effective bicycle fork extender.
Our bicycle fork stem extenders are suitable for most MTB mountain bikes, road bikes and more. Functional gaskets: the bicycle neck extender is equipped with 4 washers, 3 x 10mm and 1 x 5mm, which increases the height to 85mm. Take the discomfort away from your upper back, neck and wrist.

Perfect design: bynccea bike stem constructed of precision 3D Forged alloy, lightest, to create the strongest, most secure bicycle adjustable stem available. Adjustable angle: -70°~ +70°adjustable stem can help you raise or lower the height of the handlebar to improve your position or comfort as you ride, so as to obtain a more comfortable riding experience.


1. Wake
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BMX, Black, Road Bike, Adjustable, MTB, Wake Bike Stem Riser Bike Fork Stem Extender Bicycle Handlebar Raiser Head Up Adapter Suitable for Mountain Bike, Fixie Aluminium Alloy
#adWake #ad - Handling more flexible, easier to force when climbing, light weight, operation is comfortable. Suitable for most bike with 1-1/8'' threadless headset. Maximum height extension: 70mm 2. 7 inch.More information #ad
Forged 6061 aluminum alloy Material with polished anodized finish, Solid, Secure, Durable. Can freely adjust the gasket to fit your own height. Easy installation, just connect up the original front fork stem. Include 4 gaskets, 3 x 10mm 2/5 inch and 1 x 5mm 1/5 inch.Brand | Wake #ad |
Manufacturer | WAKE #ad |
Height | 1.38 Inches |
Length | 4.92 Inches |
Weight | 0.29 Pounds |
Width | 1.38 Inches |
Part Number | WAKE |
More information #ad
2. LITEONE
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Cycling, MTB, Road Bike, Downhill Bike, Fixed Gear, LITEONE MTB Stem Mountain Bike Stem 31.8 50mm 30 Degree Short Handlebar Stem for Most Bicycle, BMX, Track Bike
#adLITEONE #ad - Easy installation, just connect up the original front fork stem. Four bolt bar clamp holds bar securely in position. Universal short handle bar stem suitable for most road bike, track bike, downhill bike, MTB, fixed gear bicycle, BMX, DH, mountain bikes, etc.More information #ad
Suitable for modified, chongshan, upgrade the bike. Downhill, diy, climbing, with them very comfortable. Stereer tube diameter: 28. 6mm 1-1/8", weight: 220g, handlebar Diameter: 31. 8mm 1-1/4", length: 50mm, Degree: 30°. Constructed of high-strength CNC machined 6061 T6 aluminum alloy.Brand | LITEONE #ad |
Manufacturer | LITEONE #ad |
Part Number | LITEONE 0502 |
More information #ad
3. FOMTOR
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FOMTOR Bike Stem 31.8mm 35 Degree 70mm Bicycle Handlebar Stem Riser Suitable for BMX MTB Road Bike Mountain Bike 31.8 x 70mm
#adFOMTOR #ad - Constructed of high-strength CNC machined 6061 T6 aluminum alloy. Angle: +/- 35 degree. Help to up or down the heigth of handlebar. Light weight and durable.More information #ad
Suitable for most road bike, DH, mountain bikes, track bike, BMX, MTB, etc. Handlebar diameter 31. 8mm 1. 25'', front fork stem diameter 28. 6mm 1-1/8", length: 70mm center distance of the two holes. Weight. 140g03lb.Brand | FOMTOR #ad |
Manufacturer | FOMTOR #ad |
Part Number | FOMTOR |
Model | FOMTOR |
More information #ad
4. Wake
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Wake MTB Stem 31.8 90mm 0-60 Degree Adjustable Bike Stem Mountain Bike Stem Short Handlebar Stem for Most Bicycle, Lightweight, BMX, Black, MTB, Fixie Gear, Road Bike, Cycling Aluminum Alloy
#adWake #ad - Four bolt bar clamp holds bar securely in position. Hollow design, light weight. Universal short handle bar stem suitable for most road bike, mountain bikes, fixed gear bicycle, etc.More information #ad
Please confirm Your Size Before Your Purchase. Stereer tube diameter: 28. 6mm 1-1/8", handlebar diameter: 31. 8mm 1-1/4", weight: 260g, length: 90mm, Degree: 0-60° Adjustable. Easy installation, just connect up the original front fork stem.Brand | Wake #ad |
Manufacturer | Wake #ad |
Height | 1.97 Inches |
Length | 3.54 Inches |
Weight | 0.33 Pounds |
Width | 1.57 Inches |
Part Number | Wake |
More information #ad
5. CXWXC
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Aluminum Alloy Mountain Bike Handlebar Riser Extender for MTB Road City Bike Bicycle 31.8 x 145mm, CXWXC Adjustable MTB Stem 31.8mm 85 Degree, 90/110/145mm Bike Stem Riser for Handlebar
#adCXWXC #ad - Easy to install: just connect up the original front fork stem. Suitable for most bike: our bike stems are suited to a wide variety of bicycles, and also to the different types of riders. Please confirm your size before your purchase.Compatibility: only fit for handlebar diameter 31. 8mm 1-1/4'', front fork stem diameter 28. 6mm 1-1/8" and is available in a range of lengths – 90, 110 and 145mm. Our adjustable stem is the best bet to get comfortable.
More information #ad
Ideal for mtb racing and those who take their off road biking very seriously. Ideal stem for rider: can't get comfortable on your bike? tried too many bike stems? This adjustable stems are a useful way of tweaking your handlebar height and reach, particularly for touring where you spend long hours in the saddle. The durability of this stem is very adjustable with an angle of -70°to +70°. Four bolt bar clamp holds bar securely in position. Material: the mtb stem is manufactured with a 3d forged alloy construction that gives strength and control.
Brand | CXWXC #ad |
Manufacturer | CXWXC #ad |
Part Number | XT-AS822 |
More information #ad
6. LERWAY
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LERWAY Bike Stem Riser Extender MTB Handlebar Stem Adapter with Hex Key for 1-1/8" 28.6mm Fork Aluminum Black
#adLERWAY #ad - A durable bike handlebar riser provides longer and more comfortable riding experiences. Aluminium materialthe steerer tube extender is made from forged 6061 aluminium alloy, super strong and lightweight.Adjustable heightthe bicycle stem riser offers up to 85mm stem height increase, you can customise your new riser stem height perfectly for your riding needs. Easy to installjust slide the stem extender onto the steerer tube and tighten it.
More information #ad
This bike stem extender is very easy to fit. 4 spacers includedthe stem riser adapter comes with 4 spacers 1×5mm & 3×10mm, so you can adjust the height of the riser stem by swapping spacers. Perfect for most bikesthe stem riser is suitable for most bike with 1-1/8''28. 6mm threadless steerer. Your bike can do more with this mountain bike stem extender.Brand | LERWAY #ad |
Manufacturer | LERWAY Tech #ad |
Weight | 0.35 Pounds |
Part Number | H015000035800 |
Model | . |
More information #ad
7. Azarxis
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Road Bike, 4.83 Inch, MTB Pure Black, Azarxis Bike Fork Stem Extender Bicycle Handlebar Riser Adaptor Aluminium Alloy Head up Adapter Flexible Easy Installation Suitable for Mountain Bike
#adAzarxis #ad - Adjustable: the height of the extender can be adjusted by adjusting the number and type of spacers, reducing the pressure of waist effectively, biking more relaxed. High strength & easy to operate: the bicycle fork extender is made of refined 6061 aluminum alloy material.Cycling comfortably: handling more flexible, much easier to force when climbing, lighter weight, comfortable and convenient to operate, effective bicycle fork extender.
More information #ad
Easy installation & widely compatible: just connect the original front fork to complete the installation. After t4 heat treatment + t6 heat treatment, not easy to loose, more resistant to oxidation and corrosion, the handlebar extender is stronger, and safer to use. Our bicycle fork stem extenders are suitable for most MTB mountain bikes, road bikes and more. Functional gaskets: the bicycle neck extender is equipped with 4 washers, 3 x 10mm and 1 x 5mm, which increases the height to 85mm. Take the discomfort away from your upper back, neck and wrist.
Brand | Azarxis #ad |
Manufacturer | Azarxis #ad |
Length | 12.3 Centimeters |
Part Number | AZ-OS0902 |
More information #ad
8. Bynccea
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Mountain Bike, Bynccea 31.8mm 70 Degree Adjustable MTB Stem 90/110/145mm Bike Stem Aluminum Alloy Handlebar Riser Extender for Road Bike, BMX
#adBynccea #ad - Easy installation: Just connect up the bike stem riser to original front fork stem. Universal: suitable for a wide variety of Bikes, road bike, MTB mountain bike, fixed gear bicycle, BMX, etc.Perfect design: bynccea bike stem constructed of precision 3D Forged alloy, lightest, to create the strongest, most secure bicycle adjustable stem available. Adjustable angle: -70°~ +70°adjustable stem can help you raise or lower the height of the handlebar to improve your position or comfort as you ride, so as to obtain a more comfortable riding experience.
More information #ad
Compatibility: only fit for handlebar diameter 31. 8mm 1-1/4'', front fork stem diameter 28. 6mm 1-1/8" and is available in a range of lengths 90mm, 110mm and 145mm.Brand | Bynccea #ad |
Manufacturer | Bynccea #ad |
Part Number | Adjustable MTB Stem-Black 145mm |
More information #ad
9. Litetop
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Black, BMX, Cycling Aluminum Alloy, MTN, Road Bike, MTB Stem 31.8 Stem 60mm 25 Degree Wake Mountain Bike Stem Short Handlebar Stem for Most Bicycle, Fixie Gear
#adLitetop #ad - Constructed of high-strength CNC machined 6061 T6 aluminum alloy. Downhill, Chongshan, with them very comfortable. Suitable for modified, Climbing, diy, upgrade the bike. Four bolt bar clamp holds bar securely in position. Easy installation, just connect up the original front fork stem.More information #ad
Universal short handle bar stem suitable for most road Bike, DH, Mountain Bikes Neck, BMX, Downhill bike, Fixed Gear Bicycle, Track bike, MTB, etc. 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.Brand | Litetop #ad |
Manufacturer | Litetop #ad |
Part Number | Litetop0455_60 |
More information #ad
10. Boenoea
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Fixie, Road Bike, Boenoea Bike Stem Riser Bike Fork Stem Extender 115mm 180mm 210mm Aluminium Alloy Bicycle Handlebar Raiser Head Up Adapter for Mountain Bike, BMX, MTB
#adBoenoea #ad - Material:forged 6061 Aluminum Alloy. Easy to install on bike, Just connect the original front bicycle fork stem. Specifications: maximum height extension: 180mm 7 inch.More information #ad
Include 6 gaskets, 2 x 20mm 4/5 inch, 3 x 10mm 2/5 inch and 1 x 5mm 1/5 inch. Lightweight180mm:244g0538 lb. Suitable for most bike with 1-1/8'' threadless headset.Brand | Boenoea #ad |
Manufacturer | Boenoea #ad |
Part Number | Bike Stem Riser Extender-180 |
More information #ad