Metered Grease Control Valve Dial/Digit Totals 9999 g Dial Graduation 0.1 g 2.5 Quarts per Minute Operating Pressure (PSI) 6 000 psi Inlet (In.) 1/4 NPT (F) Extension Type Rigid For Use With Air Operated Grease Pumps Includes Digital Meter Grease Control Valve Steel Extension and Coupler