F-One MAX FLOW F-ONE PUMPF ONEs new Max Flow Pump has been optimized to help you inflate your gear quickly, efficiently and effortlessly. It features a single double action speed for faster and precise inflation, new retractable base stands and removable handle tips for easy storage and transport, and four adapters to fit different valves. Quick, efficient, and effortless inflation thanks to optimized airflow Two inflating speeds: single double action switch Removable handle