2005 SCHWING BPA500 , THIS MACHINE IS FULLY REFURBISHED AND READY TO PUMP. WE REPLACE ALL THE WEAR PARTS INCLUDING: NEW CUTTING RING, NEW WEAR PLATE, OUTLET AND INLET BEARINGS ARE NEW, NEW PISTON CUPS NEW OILS AND FILTERS. AS SOON AS THE UNIT IS RESTORED, WE ADD FRESH WATER SYSTEM, WE CHECK THE WHOLE PRESSURE SYSTEM AND ALL THE SYSTEMS AND ASSEMBLIES TO ENSURE THE RIGHT OPERATIONAL CAPACITY, THE HYDRAULIC SYSTEM WAS FLOW TESTED AND PRESSURE TESTED, THE ELECTRICAL ASSEMBLIES IS IN PERFECT CONDITIONS WITH NEW HYDRAULIC AND MOTOR OIL, NEW FILTERS.