Heavy Duty Pistol Grip Grease Gun with 15" High Pressure Flexible Hose and 4 Jaw Coupler with Ball Check Cartridge Capacity: 14 oz. Bulk Capacity: 16 oz. Stroke Delivery: 1 oz. / 40 strokes Maximum Pressure 7,500 PSI Features: CNC machined aluminum die cast head with bulk loader which doubles as an air bleeder, heavy duty blue powder coated steel barrel with non-slip surfaces, & heavy duty pull handle