Sumind 11 Pieces Bike Carbon Fiber Headset Spacer Bicycle 118 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