The Alloy Digital Drive is a durable bicycle floor pump with a beautifully constructed CNC machined aluminum barrel and base. It has a stylish wood handle with an aluminum junction and a steel piston built to last a lifetime. Highly accurate, easy-to-read 3.5” (88.9 MM) digital gauge. Extra long, nylon-reinforced braided hose with aluminum couplers. Equipped with chuck ABS1 Pro compatible with all valve types, which makes swapping between valves simpler and also incorporates a valve core removal tool.