• Made of solid Zinc Alloy. It's 0.8 inch in diameter on the valve side and 0.55 inch diameter on the hose side.
• Strong and durable, hardly break, great replacement for the plastic valve adpater.
• Fits snugly and works great for the paddle board air compressors, inflatable kayak electric pumfloating dock.
• Perfect air hose attachment for most paddle board pump which comes with inner threaded (screw-in) connection parts-Univisal fit and also compatible with Tuomico Outdoor Master SereneLife Swonder FBSPORTS AGPTEK Seamax electric paddle board pump hose connection.
• 3 Gaskets are inlclued to enable a better sealing with the paddle board valve. Following the thickness of the washiers: 0.21IN(5MM, Red), 0.16IN( 4MM, Blue) , 0.13IN(3MM,Yellow) .