2PCS 1/4" Brass Locking Tire Air Chucks, Portable Barb Lock No Leakage Air Chuck Adapter, Locking Tire Inflator Nozzle Adapter Air Compressor Tire Chuck Hose End Repair (Barb Type). 【Easy to Use】:The car tire air chuck clip adapter is easy to use, just plug it into the hose of the tire inflator, press the locking clip on the other end to connect to the tire valve, make sure it locks tightly, release the locking clip to start inflating.