Product name: hand pallet truck wheel Material: polyurethane, nylon (polyamide), rubber Core material: steel, cast iron, aluminium, nylon (polyamide), plastic. Wheel dia: 0~300mm Tread width: 0~100mm Axle hole dia: 0~80m Unit price: $1.00~$5.00 (exw) Export port: ningbo, shanghai. Payment term: tt, lc etc. If there are any questions please do not hesitate to contact me for the further details.