MOSER HUB KIT - MOS-M5500

All hubs are made from 100% American-made 4140P aircraft-quality alloy steel. The material used carries a high hardness rating of 302 , while other comparable hubs on the market utilizing 4130 steel have a hardness rating of 197. The translation: Moser Hubs are 35% stronger! Not only are the Moser CT Performance Hubs stronger, they are lighter, too. In fact, in some cases more than a pound per hub lighter than other hubs on the market. Included in the standard Moser hub package are hubs with races, studs, bearings, seals, steel drive plates, steel rotor adaptors, dust covers, and all bolt hardware.