... as customers' order all types of thrust roller bearings with cheap price 1.ISO9001:2008 2.OEM service 3.make bearings as ... rubber seal RS, 2RSWith one or two side metal shields Z and ZZ (2Z)With a snap ring groove in ... ZATXC,etc.StructureThrustTyperollerBore Size50mmOutside Diameter130mmwidth31mmSeals TypeOpen, ZZ,RS, 2RS, R2, Z, 2Z, 2RZ,etc.MaterialRing Material Chrome Steel ,Carbon steel,Stainless ...