Inflatable boat foot air pump or electrical pump adapter For rubber boats, inflatable boats, inflatable kayak, SUP, fishing boats, drift boats. Will fit most inflatable boats, river rafts and kayaks Easy to inflate and to deflate It's 3/4 inch in diameter on the valve side and 13/16 inch diameter on the hose side For use with all Aquaglide products that use the H3 or Halkey Roberts Valves Fits H3 valves for connection to electric pump compressors, Fits Naru valves on Wahoo and Wakooda iSUP. For use the H3 or Halkey Roberts Valves. Simple Application for Leisure Equipment: The Air Valve Adapter makes inflating trampolines and other leisure equipment a breeze. With its compatibility across electric and manual pumps, you can effortlessly prepare your gear, ensuring your focus remains on fun and relaxation rather than setup logistics. Air Valve Adapter your ultimate solution for connecting various pumps to H3/Halkey-Roberts valves. Ideal for kayaks, inflatable paddleboards, trampolines, and more, this adapter is designed to enhance your outdoor adventures with ease. Effortlessly convert your electric pump for inflating paddleboards, SUPs, and boards with reliable compatibility. Whether you're gearing up for a day on the water or bouncing on trampolines, this adapter ensures your pump works seamlessly with HR valves. Elevate your kayaking and paddleboarding experience with the Air Valve Adapter, making inflation quick and convenient for all your inflatable items. Perfect for SUP electric pumps and designed to fit specific inflatables, it's a must-have accessory for paddlers and outdoor enthusiasts.