Engineering & Construction Machinery PartsChina Nylon Spacer Slewing Rings 092.50.2266.990.41.1502 Slewing Ring Bearing 092.50.2446.990.41.1502, Find details about China Slewing Ring, Slewing Bearing from Nylon Spacer Slewing Rings 092.50.2266.990.41.1502 Slewing Ring Bearing 092.50.2446.990.41.1502