"Please care about the material of the bicycle hanger is the aluminium alloy!Please make sure the hanger fits your bike well before place order ! ! !We strongly recommend you visually confirm your hanger choice with your existing hanger!Compatible with for the following bikes,but only for your suggestion,we donot responsible for the size of bicycle hanger if donot fit your bike frame!Bicycle hanger for:SEROXAT Alienozo Electric Mountain bike Carbono frame Ebike e-bikePackage Contents:2pc Bicycle gear hanger without Bolts