High-quality materials: Made of high-quality materials, solid, smooth surface, with strong wear resistance, corrosion resistance and oxidation resistance, and can be used for a long time Easy to install: simple to use, just slide the collar back and insert the accessories, then slide the collar completely to lock it in place Product use: The quick-release gas connector used on the compressor side has a built-in shut-off valve to prevent air leakage when the nozzle is disconnected or when tools are changed. High practicality: Solve the problem that the basin faucets in kitchens, balconies, bathrooms, etc. cannot be directly connected to car water guns. Widely used: compatible with 8mm rubber hose. The quick release gas connector is widely suitable for gas hoses for barbecues, motorhomes, caravans, patio heaters and can help you outdoors. Note: The data are all measured manually, please allow 1-3cm error, due to differences in light and display, there may be some color differences, please refer to the actual item received.