OK request send EXCAVATORS PC100-6Z S/N 40001-UP (Excel Spec.) SWING CIRCLE AND RELATED PARTS Section SWING CIRCLE AND RELATED PARTS PC100-6Z S/N 40001-UP (Excel Spec.) Komatsu: SWING CIRCLE(#42157-) 270010 SWING MACHINERY(#45438-46826) 270020 SWIVEL JOINT (RELATED PARTS)(#42157-) 270030 Truck sale: