OK request send EXCAVATORS PC300-8M0 S/N 80001-UP HYDRAULIC SYSTEM PRESSURE SWITCH BLOCK Section PRESSURE SWITCH BLOCK PC300-8M0 S/N 80001-UP Komatsu: PRESSURE SWITCH BLOCK, SENSOR (#80001-) h027001 PRESSURE SWITCH BLOCK, SLOW RETURN VALVE (#80001-) h027002 PRESSURE SWITCH BLOCK, BRACKET (#80001-) h027003 Truck sale: