Digital Gauge: Mid-mounted gauge provides accurate readings up to 160 psi. Versatile Pump Head: TwinHead DX5 fits Presta, Schrader, and Dunlop valves. Durable Construction: Painted steel barrel and hardened steel base. High Capacity: Volume per stroke of 318 cc. Additional Features: Includes ball/bladder heads, hose dock, and auto-off function.