Small Rear Wheel Hubs for Scooter 1,meterial:aluminium alloy 2,size:17mm/ ... high speed electric motors, automotive components, pumps, machinery.Package1.standard export packing (carton,wooden box,pipe packing) 2.also pack as ... .Noise inspection7.Appearance inspection8.Rust prevention9.Product packaging Small Rear Wheel Hubs for Scooter1,meterial:aluminium alloy2,size:17mm/22mm3,customer ...