SELF CENTERING REPLACEMENT FOOT PEDAL VALVE FOR COATS TIRE CHANGER. VALVE IS COMPLETELY RECONDITIONED WITH ALL NEW PARTS. INCLUDING PISTON, CENTERING SPRING, AND RUBBER SEALS. HOUSING ARE SEASONED. THIS VALVE OPERATES THE CLAMPS ON LATER MODEL MACHINES AND ALL WITH AIR MOTOR. BUY WITH CONFIDENCE. WE HAVE BEEN BUILDING AND USING THESE VALVES FOR YEARS IN OUR AUTOMOTIVE EQUIPMENT REPAIR BUSINESS.