Tire Chuck with Hose and Gauge Keep your outside and inside tires properly inflated and add miles to tire life Simply attach the dual foot chuck inflator Attach to your regular air line and bring your tires to the proper balanced levels The triangular gauge measures 10 to 120 PSI in 2 lbs. increments 6" chrome plated steel dual chuck, 12" rubber hose, weatherproof aluminum body, 1/4" Npt brass valve