Onboard Air Bag Compressor Kit w/Gauge Rough CountryAir Up and Go with Rough Country. You never know when you're going to need a bit more air in your springs and with Rough Country's Air Bag Compressor Kit, you will have an instant source of air for inflation. Our kit allows you to adjust the air pressure in your air springs from the touch of a button, so you can easily adjust the load support and leveling capacity of your vehicle. And let's face it, the extra convenience is always a plus! Heavy Duty