500cc Heavy Duty Lever Grease Gun For bulk loading with stiff, medium or heavy grease for agricultural, automotive or industrial applications. Heavy duty spring, plunger assembly and air release valve. Complete with delivery tube and hydraulic connector. Side lever action. Suitable for 400g cartridge, suction and bulk loading. Safe working pressure 62Mpa (9000 psi). Threaded 1/8 BSPT. Display carton.