Combining a sleek, highly durable Composite Matrix base and handle with an oversized, durable steel barrel and piston, it provides fast and reliable inflation in high-volume applications. It is equipped with the ABS Flip Chuck or Dual Valve Pump Head, an accurate 3.5" gauge, and an extra-long, high-strength hose for efficient, easy-to-reach, pre-ride top-ups on Presta and Schrader-compatible tires. The Dual Valve Pump Head is compatible with Dunlop valves.