VIAIR 90058 2.0" (0 to 15 PSI) Tire Gauge with Boot 2.0 Inch White Gauge Face Reads up to 15 PSI Comes with a protectie rubber boot to absorb shock, however all percision equipment should still be handled with care to avoid knocking it off calibration. Bleeder valve also included with this gauge for fine pressure adjustments. This gauge is selected by most off-road enthusiasts who spend time at the dunes or in the mud.