Uses high-pressure resistant outer braided inflatable hose, with a pressure of up to 300PSI. Quick connection of the nozzle, the structure is durable, beautiful and shiny, without stains. The tire nozzle can be quickly connected and separated, ensuring that the air pressure in the tire does not leak when the tire is inflated and disconnected. The high-quality tire pump hose adapter is specially designed to convert tire pump hoses, which can easily convert the twisted connection of the tire pump to a locked connection. Screw one end of the adapter onto the original pump hose, press to fix the adapter head on the tire valve, and start the pump to inflate quickly and without leakage. Excellent tightly sealed and locked tire chuck to ensure there is no annoying leakage. High-quality reinforced nylon-wound rubber hose, robust and durable all-metal structure air chuck, portable tire pump chuck adapter, used for inflating bicycles, motorcycles, cars. The 90-degree open thumb press air chuck to achieve hands-free inflation easily and quickly. Tire pump hose, durable and high-quality nylon reinforced rubber hose, flexible and not easily damaged. Screw the hose connection into the pump gauge, press the silver clamp, place the valve chuck into the tire valve. Also a good replacement for grease gun and digital tire pressure gauge. Tire valve air hoses are easy to install. Standard fine thread connection, compatible with internal screw thread air chucks. Suitable for inflating bicycles, motorcycles, and cars. Wide application, the air tool is suitable for use with cars, motor vehicles, bicycles, inflatable boats, etc. Reminder: Only inflate tires with American valve.