OK request send EXCAVATORS PC400-7-M1 S/N 50001-UP SWING CIRCLE AND RELATED PARTS Section SWING CIRCLE AND RELATED PARTS PC400-7-M1 S/N 50001-UP Komatsu: SWING CIRCLE 270010 SWING MACHINERY 270020 SWING MOTOR (CONNECTING PARTS) 270030 SWIVEL JOINT (CONNECTING PARTS) 270040 Truck sale: