Flip-thread chuck and hose threads securely to foot when not in use Flip-thread chuck and hose threads securely to foot when not in use Long travel piston with reduced barrel diameter lowers required pumping effort Machined aluminum base with a steel barrel and piston Extra long, high strength hose with aluminum couplers Premium paint finish with varnished wood handle Oversized 3.5` diameter gauge assembly Max. pressure: 220 psi