Fitment: Universal fitment Description: -MATERIAL: Well made of quality alloy, anti rust and heavy duty, sturdy and durable. -1/4 NPT FEMALE: 1/4” NPT female thread, fits for any hoses with a 1/4" NPT male thread. -QUICK CONNECT & LOCK: With a lever for quick installation and lock on your tire valve stem, nice structure for no leakage. -EASY TO USE: Great for the tire inflator locking job, convenient and time-saving. -EASY TO STORE: 2.9” X 0.7” X 1.2” portable size, easy to carry and easy to store. Package Include： 2 Pcs Air Chucks W/o Product Instruction; Notes: .