These Trailhead Automatic Tire Deflators provide off-roaders a way to air down quickly and conveniently. The deflators are accurate and deflate all four tire evenly to a pre-set pressure between 5 PSI and 20 PSI in second. Adjustment points are contained inside the body so the deflators can be used even while driving! Simply screw these deflators onto your tires and drive on. There is no faster or more convenient way to air down your tires before hitting those trails. This kit makes a great addition to any one of our air compressors:
5-20 psi range. Factory set at 13 psi approximately.