ZTTO 11 Speed 28T 32T 34T 36T Road Bike Cassette Ultralight Bicycle Freewheel Colourful Flywheel speed

Description

The material of high tensile steel, makes it more sturdy and has extreme resistance to abrasion. The unique design of the gear sprocket exclusively for mountain bike, provides you a better experience to control the shifter. Adopted the hollow design to reduce the weight to some extent. The surface made by the technology of chrome plating, makes it hard to rust and provides a long service life.