H-R connector adapts inflatable boat foot pump or electric pump hoses to fit Halkey-Roberts valve. Ideal for electric pumps, hand pump or foot pump; easy to inflate and deflate. Made of eco-friendly solid thick plastic with high flexibility and strength, replaceable and useful as replacement accessories for kayaking. Switch the part washer with your dinghy/pontoon/SUP/board/kayak/boat/pontoon valve cap washer for an air tight fit. Dimensions: 3/4 inch diameter on valve side, 13/16 inch diameter on hose side; end to end length 1 15/16 inches. Fits H3 valves for electric pump compressors, Naru valves on Wahoo and Wakooda iSUP; suitable for H3 or Halkey Roberts Valves. Ideal for regular electrical mattress inflators on inflatable paddleboard, ten toes board, inflatable water trampoline, giant slide, gymnastic mat, air track. Color as shown.