Kayak air pump hose valve adapter is easy to inflate and to deflate, easy to install and easy to use. Made by high quality material. Very strong and . High flexibility, high strength, .Replaceable and useful. Great replacement accessories for inflatable boat, river rafts, kayaks, canoe, fishing boat, dinghy and so on. Switch the part washer with your board/kayak/boat valve for an air tight fit. Colour: black Material: plastic Size: 58mm Package Contents: 2 x Valve Adapter Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.