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Best headset spacers - May 2026

Last Updated - May 7, 2026

1
Best Choice

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

RaceFace

Race Face Aluminum Headset Spacer Kit

RaceFace

$23.99

More Details
Main highlights
- Made from durable, lightweight aluminum for long-lasting performance and added strength in your bike's steering assembly.
- Includes four precision-engineered spacers with varying heights (2mm, 5mm, 10mm, 15mm), allowing for customizable stem height adjustments and optimized rider fit.
- Features sleek black anodized finish and Race Face logo, combining modern style with professional-grade engineering for a clean, aggressive look on any mountain or trail bike.
- Equipped with an ergonomic top cap, this spacer kit enhances stem alignment and steering precision, making it a versatile upgrade for mountain bike enthusiasts and competitive cyclists alike.
- Designed specifically for 1-1/8" steer tubes with high compatibility and easy installation, ensuring a secure fit and improved handling during intense trail rides or cross-country adventures.
$23.99
2
Best Value

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Sumind

Sumind 22 Pieces Bike Carbon Fiber Headset Spacer Bicycle 1-1/8 Inch 20 15 10 5 3 2 1 mm, 7 Size

Sumind

$15.99

$16.99
(6% Off)

More Details
Main highlights
- Size detail: inner diameter is approx. 28.6 mm while the external is 34.9 mm, total weight is about 45 g
- Multi-size package: this package contains 7 different sizes, 1 mm, 2 mm, 3 mm, 5 mm, 10 mm, 15 mm, 20 mm, small size of spacer headset let you have a more precise height adjustment
- Material of bike handlebar spacer: woven carbon, nice look and good quality, light weight, good strength and well temperature resistance, good impact resistance
- Feature of carbon fiber bicycle headset spacer: more resistant to corrosion, harder than aluminum alloy headset spacer, and lighter than aluminum alloy made one
- Appearance and performance: automatic cutting, smooth edge, fit most of the road bicycles, delicate texture and durable to use
$15.99
$16.99 (6% Off)
3

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Sumind

Sumind 11 Pieces Bike Carbon Fiber Headset Spacer Bicycle 1-1/8 Inch 20 15 10 5 3 2 1 mm, 7 Size

Sumind

$8.99

More Details
Main highlights
- Size detail: inner diameter is approx. 28.6 mm while the external is 34.9 mm, total weight is about 45 g
- Multi-size package: this package contains 7 different sizes, 1 mm, 2 mm, 3 mm, 5 mm, 10 mm, 15 mm, 20 mm, small size of spacer headset let you have a more precise height adjustment
- Material of bike handlebar spacer: woven carbon, nice look and good quality, light weight, good strength and well temperature resistance, good impact resistance
- Feature of carbon fiber bicycle headset spacer: more resistant to corrosion, harder than aluminum alloy headset spacer, and lighter than aluminum alloy made one
- Appearance and performance: automatic cutting, smooth edge, fit most of the road bicycles, delicate texture and durable to use
$8.99
4

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

GooDay

12 PCS Bicycle Headset Spacer Bike Handlebar Stem Spacers Threadless Aluminum Alloy Headset Stem Spacer Set Fit 1 1/8-Inch Stem For MTB BMX Mountain Road Bikes Cycling 2MM 3MM 5MM 10MM(Black)

GooDay

$8.49

More Details
Main highlights
$8.49
5

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

NEPIVDOS

NEPIDOVS 16PCS Bicycle Headset Spacer Bike Handlebar Stem Spacers Threadless Aluminum Alloy Headset Stem Spacer Set Fit 1 1/8-Inch Stem for MTB BMX Mountain Road Bikes Cycling 2MM 5MM 10MM (Black)

NEPIVDOS

$11.98

More Details
Main highlights
- Stem spacers road bike inner diameter is 28.6mm，1-1/8" headset spacer set, compatible with 28.6mm front stem fork of MTB, BMX, mountain bike, road bike etc
- Package Contain:16Pcs Bicycle Headset Spacer,10mm(7pcs);5mm(5pcs);2mm(4pcs).Provide various combination to adjust height of handlebars to fit your riding style.
- Material: Bicycle headset spacers threadless are made of black anodized aluminum alloy material with smooth surface and exquisite workmanship
- Good quality, light weight, good strength and well temperature resistance, good impact resistance
- Aluminum headset spacer is lightweight and easy to install, resistant to corrosion, more sturdy and durable than carbon fiber headset spacers, fit most of the bicycles
$11.98

Best headset spacers - May 2026

Race Face Aluminum Headset Spacer Kit

Sumind 22 Pieces Bike Carbon Fiber Headset Spacer Bicycle 1-1/8 Inch 20 15 10 5 3 2 1 mm, 7 Size

Sumind 11 Pieces Bike Carbon Fiber Headset Spacer Bicycle 1-1/8 Inch 20 15 10 5 3 2 1 mm, 7 Size

12 PCS Bicycle Headset Spacer Bike Handlebar Stem Spacers Threadless Aluminum Alloy Headset Stem Spacer Set Fit 1 1/8-Inch Stem For MTB BMX Mountain Road Bikes Cycling 2MM 3MM 5MM 10MM(Black)

NEPIDOVS 16PCS Bicycle Headset Spacer Bike Handlebar Stem Spacers Threadless Aluminum Alloy Headset Stem Spacer Set Fit 1 1/8-Inch Stem for MTB BMX Mountain Road Bikes Cycling 2MM 5MM 10MM (Black)

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