The color-coded, pistol grip grease guns from Westward - Exclusively from Grainger can be used to load grease fittings on vehicles and equipment. With a see-through, shatterproof barrel and color-coded ends, the user can see what he's working on and help keeps a facility organized. Features of the tool include 14 oz. capacity, 5" nozzle extension, 12" hose length, use cartridge, bulk load or suction load and an inlet/outlet 1/8" NPT.