Kayak air pump valves connector is easy to inflate and deflate. Suitable for outdoor camping, hiking, traveling, diving, fishing and other activities. Universally applicable to inflatable surfboards, inflatable boats, etc. High strength, sturdy and durable, light weight. Great replacement accessories for all kinds of kayaks. Features -Color:Black -Material:PVC -Size:4.00X3.50X3.50cm/1.57X1.38X1.38in -Note: Thread diameter is 22mm/ 0.86in. - The high-pressure inflation valve is a very practical small accessory. High flexibility and high strength, an essential ship accessory. - The use of PVC material makes it more robust and durable. Simple to use, very easy for your canoe and kayak to deflate. - A spring is pressed to keep the air inlet but not the outlet when the valve cover is accidentally opened or , and there is a screen at the bottom to keep out. - The kayak air valve replacement design has protection to keep you safe on the water. -Inflatable kayak valve replacement, easy to replace. After inflation, tighten the valve cover to prevent gas leakage. Package list: 4 x Kayak Valves