Air-Operated Continuous-Flow Grease Gun

Continuous flow. Delivery 60 oz. per each 40 strokes. 
75-100 PSI inlet pressure. Air operating range 40-100 PSI.   
Maximum 4,000 PSI.   Heavy-duty aluminum die cast head.
6-in. steel extension. Air inlet thread 1/4 NPT with male quick coupler fitting adapter for hose connection.
Improved plunger rod design maximizes grease consumption.
Heavy-duty 4-jaw coupler with hardened coupler jaws and body.
Multiple loading options (cartridge, suction, or bulk).