Universal Flexible Tire Tyre Valve Extension Tube Adapter for Air Compressor Tire Inflator Pump for Car Motorcycle Bike Features Premium Tire Inflator Hose Adapter, designed for tire inflator hose converting, easily convert tire inflator's twist-on connection to lock-on connection. Screw adapter end onto original inflator hose, press to clamp adapter head onto tire valve, start the inflator for a quickly and none leaking inflation. All metal construction air chuck, portable tire inflator chuck adapter, for bike, motorcycle, car air fill. Excellent tight seal lock-on air chuck, make sure no annoying air leaking. Standard us fine thread connection (5/16"x32TPI), the same as the thread on all USA standard car valve stems, compatible with inner thread of twist-on air chuck All metal construction, portable tire inflator chuck adapter, designed with standard US fine thread ideal for bike, motorcycle, car tire air fill. Specifications: Connection thread: 0.305"x32TPI (5/16"x32TPI) Hose length: 10cm/20cm/60cm (3.93in/7.87in/23.6in) Connection type: Self-locking Material: all metal air chuck+rubber hose+brass connection fitting Note: Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same. Please allow 1-3mm slight deviation due to manual measurement. Thank you! Package include: 1 x Locking Air Chuck with Air Hose and Standard Tire Valve Fine Thread