Prolube 45416 50:1 Ratio Air Operated Grease Pump

prolube 45416 50:1 air operated grease pump dispenses grease at pressures up to 50 times the air inlet pressure (150 psi max air pressure). All metal construction, fully cnc machined with hardened wear resistant moving parts. Reciprocating piston operated 2-1/2" dia. Air motor; fitted with strainer at suction tube inlet for clean grease to the bearing. Supplied complete with drum cover, rubber lined follower plate, 7' high pressure grease hose, z swivel & professional grease control valve; with light and self collapsing grease up to nlgi no. 2. Working pressure: 30-150 psi; air consumption: 61 gpm; grease output: 2.42 lbs./min; noise level: 81db; drum cover diameter: 15".