aluminium alloy; Quick release bike hub: smooth cam action lever and extruded cnc machined alloy nut, mountain bike hubs.
Hub: made of aluminium alloy, and for bikes, bike hub; Bike hub: a necessary cyclying part for repair especially for those who love, Hub.
Road bike hubs: you can use it to repair your mountain bike quickly, for cycling lovers, bike hub

What's in the box
1 x Hubs