Features:
1.Multi-size selection: come with 4 different sizes, including 5mm , 10mm , 15mm , 20mm , multi-size for you to adjust the appropriate height
2.Material: Brand carbon fibre spacers,light weight, good strength and well temperature resistance, good impact resistance
3.Appearance and performance: automatic cutting, smooth edge, fit most of the road bicycles, texture and durable to use
4.Compatibility: bicycle spacers with smooth surface and exquisite workmanship, fit most of the bicycles.

size:Height 5/10/15/20mm, inner diameter 28.6mm
Material:carbon fiber
colour:Black

Package Contents:
4 x Bike Handlebar Washer Ring