The UWG 4" Barrel Pump is built for river‑ready performance and dependable inflation on every trip. Designed for private boaters and guides who need a durable, high‑volume pump, this UWG hand pump delivers smooth strokes, efficient airflow, and long‑term reliability in all conditions.

Each pump includes a 6' kink‑free hose that stays flexible and easy to maneuver, even in cold weather. A lube‑free foam O‑ring system ensures clean, maintenance‑friendly operation—no grease required. Every pump includes a spare O‑ring stored inside the barrel, and replacement O‑rings are available from Utah Whitewater Gear for long‑term serviceability.

Choose from two pump heights to fit your boat setup and rowing frame layout:

Built to handle the demands of whitewater expeditions, daily rentals, and multi‑day gear setups, the UWG 4" Barrel Pump is a reliable inflation solution for rafts, cats, duckies, and river inflatables of all types.