- Screw Inflation Valve: Designed for boats, kayaks, airbeds, canoes, pool rafts, rubber dinghies, and BIGMOUTH inflatables. The screw design provides an easy way to inflate and deflate your inflatables with a secure seal. - Chamber Screw Valve: Keeps the air chamber intact with a secure, airtight seal for reliable inflation and long-term sealing performance. - Replacement Chamber Screw Valve: Ideal replacement for later models of Premium/Miami inflatable products (BW), available for units featuring either a single valve or three valves. - Durable and Reliable: Made of plastic, black in color, with a screw thread diameter of approximately 22 mm. Use scenarios: - Use on a lake trip to quickly inflate a boat, kayak, or airbed and ease deflation when packing up. - Replace a worn or leaking valve on Premium/Miami BW inflatables (single or three-valve configurations) to restore airtight performance. - Equip BIGMOUTH inflatables, pool rafts, or rubber dinghies with a dependable valve to ensure consistent air retention during camping, pool, or backyard use.