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, locking die cast T handle, 5-1/2" straight grease pipe, standard duty coupler and 3 oz cartridge of LubriMatic grease. Develops up to 4,500 psi. Includes LubriMatic Marine Corrosion Control and Trailer Bearing Grease.