> Specifically designed for off-road use. >Lower scale for improved accuracy at lower pressures. > Quality bronze Bourdon Tube gauge ensures accuracy is not affected by changes in temperature, humidity or altitude. > Fully geared, solid brass precision movement. > Protective rubber gauge guard. > Simple to use with a large 3.5” diameter gauge. > Three pressure scales (PSI, kPa and bar). > Flexible hose with dual chuck for all rim and valve types. > Tested and designed to stay accurate.