... , ZWZ, LYC, TWB, NWH, KG, F&D, C&U, W&Z, etc. Bearing Types: deep groove ball bearings, angular contact ... roller bearings, thrust roller bearings, needle roller bearings, pillow block bearings, linear bearings, rod end bearings, auto bearings, stamping ... Asia.Specification:Name: window roller, window pulley ,wheel2.Material:Nylon and bearing3.Surface treatment: plated zinc, nickel ,chrome4.Remark: ...