The extra-large Pro-Lift 5 Gallon Air Tank is great for airing up your tires. This unit is built from heavy-gauge steel with a rust free finish so you can even leave it outside. It features an easy-to read pressure gauge with patented built-in pressure by-pass valve, and up to 125 PSI! And don"t worry about the unit being too heavy, it also boasts an convenient carrying handle so you can pick it up and take it wherever you like.