[Function]: Quick connect adapter transfers air from a tank to another device, transfers gas from a bottle to a smaller portable bottle, or connects with an air tank when using two filling adapters. [Accuracy]: Manufactured using NC machining for high precision; compatible with M11x1 male thread and 8mm female thread; leak-proof and reliable. [Material and Size]: Female external quick disconnect plug made of high-quality stainless steel; length: 27 mm (0.96 inch). [Working Rating]: Rated working pressure: 3000–5000 PSI; temperature resistance: 100°C. [Installation and Application]: Connect each filling adapter to the quick disconnect air tool fittings and the inflatable cylinder fitting to the high-pressure hose. Color: Silver Material: Stainless steel Package Contents: 2 x Quick-Disconnect Plug Adapters (Female Thread and External Thread) Note: The actual product color may vary slightly due to lighting and screen settings. Measurement tolerance: ±1–3 cm.