Bearing Unit, Pillow Block Bearing, Insert Bearing manufacturer / supplier in China, offering UC220 Pillow Block Bearing100X180X108 for Agriculture Machinery, High Stability Low Friction High Quality UC218 Bearing Insert with 90mm Bore, UC212-36 Bearing Insert with 2.1/4inch Bore Be Used in UCP, Ucf and UCFL Bearing Blocks and so on.