Slewing Bearing, Cross Roller Bearings, Yrt Turntable Bearing manufacturer / supplier in China, offering 232.20.0500.013 Slewing Bearing Internal Diameter 445.2mm Outer Diameter 648mm, 011.20.250 Slewing Ring Bearing Welding Manipulator Medium Crane Excavator, XRU9025g/X Slewing Bearing Internal Diameter 90mm and so on.