Milton (S-935) Dial Tire Pressure Gauge - Dual Head Air Chuck, 12" Hose ACCURATE: Performance-tested and calibrated. Dial measures in pounds per square inch (PSI, 0-60) and kilopascal (kPa, 0-400, increments of 20) readings. DUAL CHUCK HEAD: Dial tire gauge. 45-degree chuck for easier access to tire valves. Durable, protective rubber boot. DEFLATOR VALVE: Built-in deflating tire valve to bleed off overinflated tires or deflate to desired pressure. COMPATIBLE/MULTI-USE: Milton tire gauges are versatile and handy for use on Cars, SUVs, trucks, bicycles, motorcycles, RVs, ATVs, and more. MILTON #: S-935, S-936, and 951 all come with a 12-inch hose.