The Lezyne Alloy Floor Drive is a high pressure floor pump with a CNC machined aluminum barrel and base, a steel piston, and an aluminum and varnished wood handle. Features: CNC machined aluminum construction w/ steel piston Oversized 3.5" precision gauge accurately displays pressures up to 220psi Long, high strength hose w/ aluminum couplers ABS-1 chuck Specifications: Valve Compatibility: Presta & Schrader Max Pressure: 220 PSI Pump Type: High Pressure Gauge: Analog Material: Aluminum Color: Silver