General description A robust tyre pressure gauge featuring a large, easy-to-read 3" dial that displays measurements in both psi and bar. Technical specifications Maximum reading: 170 psi (12 bar) Increment: 2 psi (0.1 bar) Gauge diameter: 3" Rubber protective housing Pressure conversion: 1 bar = 100 kPa Compatibility and accessories Suitable for cars, LGVs, and HGVs