1) capacity: bulk 400cc., cartridge 14oz. 2) with air bleed valve and bulk filler nipple 3) loads 1) capacity: bulk 400cc., cartridge 14oz. 2) with air bleed valve and bulk filler nipple 3) loads 3 ways: standard 14oz. cartridge, bulk 400cc or pressure filler Air Operated Grease Gun, pistol type