Features Reliable safety Strong and durable Nice appearance. Diameter 150mm-545mm Useage End carriage of crane H.S. Code 8431499900 Package Pallet End Carriage Wheel Kits, is an essential parts for Top run End Carriage, it includes Geard wheels, Plain wheels, Shafts(axles), Bearings, Spacers and Keepers. which is also called End carriage wheels, Crane wheels, Wheel kits, End truck wheels, End truck wheel kits, Steel crane wheels. Crane wheel Assembly are technically advanced and successfully used in different industries like Steel Plant, Rolling Mill, Cement Plant, Fertilizer Plant, Paper Mill, Chemical Industries etc. Forged Crane Wheels are available in Crane potation hardness up to 40 Rc including our standard heat treatments. Crane wheels are also able to be Deep Hardened for heavy wear or load requirements. Some explaination for catalogue GW = geared wheel = active wheel PW = plain wheel = non-geared wheel = driven wheel Shaft is also called axle, keeper called Axle Keeper. For each end truck we use 3 short spacers and one long spacer (there would be three L and one M per end truck). Long spacer is used on non-geared wheel for difference in dimension E with geared wheel. Our wheel kits is suited in normal different size ASCE rail and square bars Maximum wheel load is 1.25 time of the rated wheel load, such as GW180PW180, rated load is 3200kg, maximum load is 3200*1.25=4000kg. On geared wheel, bearing is somewhat big and small at the beginning, after some time running it will be ok, it rotates in low speed and requirement is not so strict. On non-geared wheel (plain wheel), bearing does not rotate. Bearings should never wear in and be OK after a while. When we build into crane and geared wheel moves crane non geared wheel will turn but