PowRyte Pistol Grip Tire Inflator with Gauge, Inflation Gun with Locking Chuck - 100 PSI (Tire Inflator Accessories) Properly inflated tires save your money and increase tire life Fits directly onto standard automotive valve stems reduces tire wear Two-sided ABS indicator bar for easy reading Pencil-style tire pressure gauge with pocket clip for portability Measures tire pressure from 10 PSI to 60 PSI