Viair Air Down Tire Pressure Gauges

Ideal for accurately reducing tire pressure at the trail head. Available with a twist-on or press-on chuck. The 1-1/2'' diameter gauge is easy to read and marked in 2 lb. increments. The 2-1/2'' diameter gauge is available in 0-15, 0-35 and 0-100 PSI ranges. Storage pouch included.