Lever action barrel pump, designed for use with DEF, high viscosity oils, agricultural _x005F_x005Fchemicals etc.. Pump design makes it extremely convenient and comfortable to pump thick oils without excessive fatigue Built-in 2" bung adapter allows the pump to be fixed on drums with 2" opening. Pump position can be adjusted using the lock nut incorporated in the pump body Pump outlet is fitted with an air vent cap which when loosened breaks the siphon action Comes complete with suction tube for use with 15-55 gal. drums and a 6.5' x 3/4" flexible corrugated discharge hose Wetted Components: Polyacetal, Polypropylene, Polyethylene, PVC & Viton For Use With: Water-based media, detergents, soaps, antifreeze, windshield washer, hydraulic oils, lubricants, herbicides & pesticides, adblue, urea, DEF etc.. Pump should only be used with non-flammable liquids Do Not Use: With any media not compatible with materials used in the pump construction These pumps must never be used for fuel transfer or with thinners, solvents etc.