ZTTO 11-speed 11-46 T Bike Cassette HG Compatible 11s Ultralight 46T CNC for mountain bike with SLR 2 cassette ultralight k7 GX X1 NX M8000

Description

The material of high tensile steel made by the technology of quench-temper hardening, makes it more wear resistant 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 shift function. The surface made by the technology of chrome plating, makes it hard to rust and provides a long service life. And the surface of black has a fine appearance and will give you a luxurious feel.