Material: Hose: Interior - Rubber;Exterior - nylon;Both ends - metal, copper;Lever connector: brass;Color: As picture shows.Muzzle: Tube: 30cm/11.8in Feature It can quickly connect and disconnect the tire muzzle, which ensures that the air pressure in the tire does not escape when the tire is inflated and disconnected. T Good adapter from the thread to the removable tire valve connection.Very useful adapter for air pump with screw connection;allows connection without loss of air from the tire.The quick-release nozzle can quickly connect and disconnect the nozzle from the tire so that tire pressure does not leak.Ideal tool accessories For daily car repairs, car dealerships, tire shops, 4S shops.For inflating tires of various bicycles, motorcycles, cars, buses, trucks, wheelchairs. Hose Instructions: 1. Connect the male thread to the outlet nozzle of the air pump.2. Connect the quick release chuck to the tire mouth.Lever Connector Instructions:Connect directly to the outlet nozzle of the inflator.Package includes: 1*valve extension hose 2*brass lever caps 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.