This single Camco EAZ-Lift Slide-Out Support helps protect your RV’s slide-out mechanism by providing support to your slide-out room when it is in use for prolonged periods. The top will support a slide-out rail up to 5.5-inches. The space-saving handle and tethered pin make the support easy to use and store. The support adjusts from 19-inches to 47-inches, with incremental locked positions, plus minute adjustment that extends and additional 14-inches. This support is constructed of durable steel and supports up to 5,000-pounds.