2 Pcs Spitfire Tube Valve Replacement, Kayak Intex Inflatable Boat Replacement 0ne-Way Inflation Boat Spiral Air Plug ONE-WAY INFLATION: The Kayak Intex Challenger Plug Replacemnet is a one-way inflation valve, good for quick inflation. Hat DESIGN: The valve hat design ensures anti-leak inflation. Please check size to make sure whether your valve bung fit this plug before purchase PREMIUM MATERIAL: Spitfire Tube Valve Replacement is made of high dense ABS plastic, this Air Valve is sturdy, and durable. PAY ATTENTION: Please refer to the bottom of the installation product for the thread specifications, if it is 22 mm / 0.87 inch, then it is applicable. COME IN PAIR: Intex plug comes in pair, fit to most inflatable boat, raft, rubber dinghy, etc. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.