CNC machined aluminum barrel and foot; steel piston. Varnished wood handle with CNC machined aluminum center lug. Alloy Flip-Thread chuck secures to both Presta and Schrader valves. Flip-Thread chuck and hose threads securely to foot when not in use 47"/120cm extra-long, premium-grade hose. Long travel piston with reduced barrel diameter. Oversized 2.5" diameter gauge assembly, 220psi ma.