ADVANCED ACCURACY: Calibrated to ANSI B40.1 international accuracy standard, the tire pressure inflator accurately measures between 10-120PSI within ±2%. This reduces the risk of tire blowouts and becoming stranded. EXTENDED LENGTH: With the 5.31' dual head chuck, the total length of the tire pressure inflator can reach 25.6 inches, which is long enough for daily tire inflation. DUAL-HEAD CHUCK: The straight chuck and 30° reverse chuck are designed to easily access the inner and exterior dual wheels, tight angles, and other hard-to-reach spaces. EASY TO INFLATE & READ: This bayonet-style tire pressure inflator is user-friendly and readable. The magnifying window lens clearly displays readings. This tire pressure inflator is easy to monitor and fills your tires with. HIGH COMPATIBILITY: This versatile tire pressure inflator is compatible with a 1/4' NPT air compressor connector. Providing easy tire pressure measurement and inflation for any heavy-duty vehicles. SUPERIOR QUALITY: Constru