KATSU RV Slide Out Stabilizer Jacks 2PCs 19" to 47" Adjustable Height Supports Up 5,000 lbs Camper Trailer Jack Stands 5th Wheel 161822

Constructed of zinc plating steel and black electrophoresis surface, durable and anti-rust. Adjustable height from 19" to 47" with incremental locked positions, supports up to 5,000 lbs. Great for providing support and stablize to RV slide outs when extended to keep your RV in top shape. Package includes 2 x slide out stabilizers to add to your camper accessories. Suggest to use concrete blocks or wooden leveling blocks for campers to stabilize the RV slide out jacks on an even surface.