The Power Tank Pacakge B System is the BEST SELLING Power Tank system. This system is a great size for buggies, Rhinos, race vehicles, or trail rigs and is set up and ready for action. The Pkg. B includes two important items not included in the Package A system. The first is a Super Coupler which instantly allows you to interchange air tools and is compatible with 4 other plug styles. The second is our HD Tire inflator which makes tire inflation fast and easy. It's easy to carry which makes it nice for quick carpentry work. This Package B System includes the 5 lb. powder coated tank, our SuperFlow HP250i regulator, the Power Grip guard, the 25' HP1200 SuperFlex coiled hose, the reg. cover bag, the TIG-8200 and the Super Coupler.