Eaz-Lift's Heavy Duty Stabilizing Scissor Jack by Camco is a necessity for campers and RVers. This jack is constructed with heavy-duty steel and is powder-coated for maximum rust protection. Its compact size and simple to use design can be easily stored in confined spaces for later use. It effortlessly stabilizes heavy vehicles and RVs with 5000 lb capacity and expands from 4" to 24" with infinitely adjustable height feature. Designed with a sturdy base that offers easy positioning and increased stability.