For accurate readings on high pressure tires for step vans, pickups, lightweight trucks (1/2 to 2-1/2 ton) and air shocks. Calibrated 2 sides 20 to 120 psi (pounds per square inch) in 2 lb (pound) units and 2 sides 160 to 880 kPa (kilopascal) in 20 kPa units. 1 per card.