OK request send BULLDOZERS D31PG-20A S/N 45001-UP UNDER CARRIAGE Section UNDER CARRIAGE D31PG-20A S/N 45001-UP Komatsu: FRONT IDLER 300010 RECOIL SPRING 300020 TRACK ROLLER (FOR RUBBER SHOE SPEC.)(#45001-46951) 300030 TRACK ROLLER (FOR RUBBER SHOE SPEC.)(#46952-48793) 300040 CARRIER ROLLER 300050 TRACK SHOE (RUBBER TYPE) (600MM WIDE) 300060 TRACK FRAME (FOR RUBBER SHOE) 300070 TRACK FRAME (TRACK ROLLER) (FOR RUBBER SHOE)(#48794-) 300080 TRACK FRAME COVER (FOR RUBBER SHOE) 300090 TRACK GUARD(#45001-48793) 300100 TRACK GUARD (FOR RUBBER SHOE SPEC.)(#45001-48793) 300110 Truck sale: