Stem Extenders 31 of 2025
Best Choice1
QikourBike Stem 120 Degree Adjustable Bicycle Stem 1" / 1.25" Handlebar Riser Adapter for Road Bike, Mountain Bike, MTB, BMX, Cycling (31.8 x 95mm)
Main highlights- ★ Use the adjustable bike stem to achieve a more comfortable riding position, the pain caused by the original setup in shoulders/arms/back had to be corrected. This stem and a riser handlebar did the trick, allow you to sit more upright on bike which is better for your back.
- ★ The bike stem is sturdy, well designed and easily adjusted, which is preferable to removing the handlebar stem and exchanging it for one with a different angle.
- ★ Please confirm your bike fork diameter is 28.6mm (1-1/8") and the handlebar diameter is 31.8mm (1-1/4") or 25.4mm (1'') before order!!!
- ★ Easy to install, just connect up the original front fork. Four bolt bar clamp holds handlebar securely.
- ★ Depending on the thickness of your handlebar, you may need to install a shim. Be sure to use glue on threads if any loosen up.
9.8Exceptional
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Value for Money2
UPANBIKEUPANBIKE Bike Stem Riser Adapter Adjustable 0~90 Degree Length 90mm Bicycel Stem Extender for 31.8mm Handlebar Mountain Bicycle Road Bike BMX
Main highlights- Length: 90mm/110mm (Center distance of the handlebar hole and bolt,two length for you to choose).
- Fit front fork stem diameter 28.6mm (1-1/8");Fit for Handlebar diameter 25.4mm/31.8mm(two diameter for you to choose).
- Easy to install,just connect up the original front fork stem,keep two bolts securely in right position.(Please make sure measure your handlebar diameter before you buy this adjustable stem,and choose the right diameter,thank you.)
- Constructed of high-strength CNC machined 6061 T6 aluminum alloy,strong and durable;Suitable for most of mountain bike,road bike, MTB,BMX etc…
- Adjustable angle: 0°~ 90°;Maximum height extension 135mm/155mm,make your riding more comfortable.
9.7Exceptional
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3
CXWXCCXWXC Adjustable MTB Stem 31.8mm 70 Degree - 90/110/145mm Bike Stem Riser for Handlebar - Aluminum Alloy Mountain Bike Handlebar Riser Extender for MTB Road City Bike Bicycle (31.8 x 90mm)
Main highlights- 【Suitable for Most Bike】: Our bike stems are suited to a wide variety of bicycles, and also to the different types of riders. Ideal for MTB racing and those who take their off road biking very seriously.
- 【Material】: The MTB stem is manufactured with a 3D Forged alloy construction that gives strength and control. The durability of this stem is very adjustable with an angle of (-70°to +70°)
- 【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. Our adjustable stem is the best bet to get comfortable
- 【Easy to Install】: Just connect up the original front fork stem. Four bolt bar clamp holds bar securely in position
- 【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.
- NOTE: PLEASE CONFIRM YOUR SIZE BEFORE YOUR PURCHASE. 90, 110 130 and 145mm are not the total long of the stem.
9.6Exceptional
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4
TRIWONDER10% OffTRIWONDER Bike Stem 25.4 31.8 Adjustable 60 Degree 90mm 110mm 130mm Bike Handlebar Extender Stem Riser Bicycle Handle Bar Extensions for Mountain Bike, Road Bike, MTB, BMX, Cycling
Main highlights- Size: Fits 25.4mm (1") handlebars and 28.6mm (1-1/8") steerer tube. Available in 90 / 110 / 130mm lengths (measured center to center, not total stem length), with 0–60° adjustable angle
- Ride Longer In Comfort: Whether you're commuting or touring, this bike handlebar extender helps relieve back, neck, and wrist discomfort by letting you ride in a natural position. Perfect for riders dealing with shoulder or back pain
- Easy To Install: Includes clear specs, an angle indicator, and all the tools you need. The 4-bolt clamp securely locks your handlebars in place—no slipping, no fuss
- Easy Height Adjustment: Easily adjust the handlebar angle without removing the bike stem, perfect for riders who want to fine-tune their position for better posture, visibility, and control
- Built Strong For Everyday Use: Crafted from high-strength 3D forged alloy for durability and control, this stem stands up to road bikes, MTBs, BMX, and more—durable, dependable, and budget-friendly
9.5Excellent
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5
LERWAY11% OffLERWAY Bike Stem Riser Extender MTB Handlebar Stem Adapter with Hex Key for 1-1/8" 28.6mm Fork Aluminum Black
9.7 Easy installation9.5 Comfort9.3 DurabilityWhy we love it
Suitable for most bikes with 28.6mm steerer.
Customizable height up to 85mm for optimal comfort.
Easy installation with included spacers.
9.3Excellent
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6
CYSKYCYSKY 31.8 Bike Stem 7 Degree 35mm MTB Stem Handlebar Riser Extender for Road Bike, Mountain Bike, MTB, BMX, Cycling (35mm)
Main highlights- Weight: 96g (0.21lb), Length: 35mm, This bicycle stem is Lightweight and sturdy, Reduce weight while maintaining strength
- The use of sandblasting technology, frosted texture makes the product non-slip wear-resistant and more beautiful
- Easy to install, just connect up the original front fork. Four bolt bar clamp holds handlebar securely.
- Constructed of high-strength 6061 T6 aluminum alloy, anti-corrosion, anti-rust, and oxidation resistance, strong and sturdy
- Angle: +/- 7 Degree, Handlebar Diameter: 31.8mm (1-1/4"), fork diameter is 28.6mm (1-1/8")
9.2Excellent
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7
UPANBIKEUPANBIKE Adjustable Bike Stem Riser Adapter 120 Degree 31.8mm*55mm Adjustale Angle Bicycle Stem Extender for Mountain Bike Road Bicycle MTB BMX
Main highlights- 5.Easy to install,just connect up the original front fork stem,keep two bolts securely in right position.(Please make sure measure your handlebar diameter before you buy this adjustable stem,and choose the right diameter,thank you.)
- 4.Durable:It is made of 6061 T6 aluminum alloy,the product is strong and durable,with a black coating on the surface to prevent rainwater corrosion.Suitable for most of mountain bike,road bike, MTB,BMX etc…
- 3.Adjustable:After installation,the angle of the stem can be adjusted by 120 degrees.The maximum angle of 55mm length can be increased by 100mm,and the maximum angle of 75mm length can be increased by 115mm,make your riding more comfortable.
- 2.Fit front fork stem diameter 28.6mm (1-1/8");Fit for Handlebar diameter 25.4mm/31.8mm(two diameter for you to choose).
- 1.Length(not total length): 55mm/75mm (Center distance of the handlebar hole and bolt,two length for you to choose).
9.0Excellent
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8
Bynccea30% OffBynccea 31.8mm 70 Degree Adjustable MTB Stem 90/110/145mm Bike Stem Aluminum Alloy Handlebar Riser Extender for Road Bike, Mountain Bike, BMX
Main highlights- Universal: Suitable for a wide variety of Bikes, MTB mountain bike, road bike, fixed gear bicycle, BMX, etc.
- Perfect Design: Bynccea Bike Stem constructed of precision 3D Forged alloy, to create the strongest, lightest, most secure bicycle adjustable stem available.
- Easy Installation: Just connect up the bike stem riser to original front fork stem.
- 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.
- 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.
8.9Very Good
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9
BUCKLOSBUCKLOS Bike Stem Riser Extender MTB, 1-1/8" 28.6mm Bike Fork Stem, Handlebar Stem Aluminum Adapter for Mountain Bike, Road Bike, MTB, BMX
Why we love it
Easily adjustable for comfort.
Compatible with various bikes.
Quick and simple installation.
8.8Very Good
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10
UPANBIKEUPANBIKE Bike Stem Riser Adapter Adjustable 0~90 Degree Length 90mm Bicycel Stem Extender for 31.8mm Handlebar Mountain Bicycle Road Bike BMX
Main highlights- Length: 90mm/110mm (Center distance of the handlebar hole and bolt,two length for you to choose).
- Fit front fork stem diameter 28.6mm (1-1/8");Fit for Handlebar diameter 25.4mm/31.8mm(two diameter for you to choose).
- Easy to install,just connect up the original front fork stem,keep two bolts securely in right position.(Please make sure measure your handlebar diameter before you buy this adjustable stem,and choose the right diameter,thank you.)
- Constructed of high-strength CNC machined 6061 T6 aluminum alloy,strong and durable;Suitable for most of mountain bike,road bike, MTB,BMX etc…
- Adjustable angle: 0°~ 90°;Maximum height extension 135mm/155mm,make your riding more comfortable.
8.7Very Good
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