✅ MATERIAL - Carbon fiber, nice look and good quality, light weight, good strength and well temperature resistance, good impact resistance
✅ MULTI SIZE - This package contains 4 different sizes: 2mmx3, 3mmx3, 5mmx3, 10mmx3. Small size of spacer headset let you have a more precise height adjustment
✅ SIZE DETAILS - Inner diameter is approx. 28.6mm while the external is 34.9mm, total weight is about 50g
✅ FEATURE - Carbon bicycle headset spacer with tensile strength of 3500Mpa, is more resistant to corrosion, more hard than aluminum alloy headset spacer
✅ APPLICATIONS - The bike handlebar spacers adoupt automatic cutting, smooth edge, fit most of the MTB BMX mountain road bicycles, delicate texture and durable to use