1. HEAVY DUTY BRASS CONSTRUCTION of tire chucks with locking on make the tire air chucks durable and Reliable.
2. INTER SCREW AIR CHUCK - including 2 packs Twist-on chuck(thread on) in 1 package. Twist-on chuck can tightly hold the tire valve of bicycles,motorcycles,cars, buses and trucks.
3.TIRE CHUCKS with thread can make it bite on the tire valve stem tightly when inflating
4.UNIVERSAL CONNECT TYPE ,1/4-Inch Female NPT, 3/4-Inch Hex, Fits Standard 1/4" NPT Fittings;locking on tire chuck
5. WIDELY USED : Quick connect tire inflator chuck, Designed to use with Inflator and pressure gauge.
