Trigger operation with single shot of grease discharge with every press of the trigger. Ergonomic pistol grip and acute angle design allows for ease of operation, especially in narrow spaces. Heavy-duty aluminium die-cast head with internal bore precision honed for rapid action. Ideal for use in factory maintenance, vehicle servicing and agricultural applications. Complete with rigid 150mm steel extension with 4-jaw professional coupler. Four filling options of cartridge, filling pump, suction and bulk fill. Air Inlet threaded 1/4"(F). Supplied with a male quick coupler fitting. Features: • HIGHLY DURABLE - Heavy duty aluminium die-cast head and body with steel grease tube • AIR OPERATED - Powerful delivery pressure of up to 4800psi • TRIGGER OPERATED - Single shot grease delivery with each pull of the trigger • ERGONOMIC - Pistol grip and acute angle design allows ease of operation • 4 WAY FILL - Accepts 400g grease cartridges, bulk fill, suction or filler pum