Small, versatile gun allows for front or top pipe placement. Barrel takes 3 oz. grease cartridge or can be suction loaded. Includes push lock plunger, die cast T-handle that locks in place for loading, lock plunger, die cast T-handle that locks in place for loading, 5-1/2" straight grease pipe, standard-duty coupler and 3 oz. cartridge of LubriMatic grease. Develops up to 4,500 psi. With LubriMatic Marine Corrosion Control and Trailer Wheel Bearing Grease.