ZTTO SLR Gen3 11speed Road Bike Cassette 11 Speed 11-30 11-32 11-34 11-36 11-28T 112g K7 11s Spokets HGR universal

High-concerned chemical：None Use：Mountain Bikes,Road Bicycles Material：Steel Brand Name：ZTTO Origin：Mainland China

High-concerned chemical: None Use: Mountain Bikes,Road Bicycles Brand Name: ZTTO Origin: Mainland China