S & G Tool Aid's Tire Inflator with Window Gauge, No. 65120, is an easy-to-read gauge with magnifying window lens and is calibrated from 10psi to 120psi in 2-lbs. increments. A three-function lever is used to inflate tires, read pressure and release air. A 360-degree swivel is located between the 15” air hose and 6” chrome-plated dual-head chuck. It features a corrosion-resistant brass valve, aluminum construction and 1/4" NPT female air inlet.