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

• 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
• Appearance and performance: automatic cutting, smooth edge, fit most of the road bicycles, delicate texture and durable to use
• 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
• Size detail: inner diameter is approx. 28.6 mm while the external is 34.9 mm, total weight is about 45 g