Comes with Gauge and 3-Position Paddle Switch. Up turns on compressor to fill bags, release goes back to Neutral. Hold Switch down and Air Releases utilizing. A mini valve switch on back of air gauge with 1 Gallon tank and 4 Lift Barrels. The item "AirTow Assist Gauge Management Tank 2003-13 Dodge Ram2500&3500 for 2Lift DC100" is in sale since Tuesday, May 11, 2021.This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Exterior\Towing & Hauling". The seller is "chassis_tech" and is located in Mesa, Arizona. This item can be shipped worldwide.