This kit features a dual white-face gauge, heavy-duty compressor, air reservoir and a 25-foot inflation hose for emergency tire inflation. Ideal for use on tow trucks, off-road applications and motorhomes. The kit includes dual gauge, HD compressor, 1/2-gallon air tank, 25-foot extension hose, air line, fittings, filter and fasteners. Air-Rite air accessory systems provide instant control of the air helper springs from within the vehicle. Air-Rite systems allow quick inflation and deflation for various road and load conditions. Firestone has all of your air inflation needs covered with a multitude of different Air-Rite air accessory systems. The Air-Rite system provides instant adjustability of your air helper springs, increased life of the air helper springs, continuous monitoring of the suspension and convenience.