The Groz Composite Air Operated 5:1 Ratio Pump redefines precision in oil dispensing. With the capacity to deliver oils at up to 5 times the air inlet pressure, this compact and portable solution is a game-changer for workshops, farms, construction machinery, and mobile oil systems. The reciprocating piston-operated 2.83" (72 mm) air motor operates seamlessly without requiring an airline lubricator. It features a built-in pressure relief valve to prevent damage from excessive pressure due to thermal expansion. With dual inlet threads and a 2" bung nut for direct fitting onto oil drums, this versatile pump is designed for efficiency over long distances, up to 50 meters. Ideal for oils up to SAE 140, ATF, diesel, kerosene, and soft self-collapsing grease. Available in two variants: stub pump only or pump complete with 1” telescopic suction tube. The Groz Compact Air Operated 5:1 Ratio Pump sets a new standard for reliable and precise oil dispensing.