A Heavy-Duty RV Stabilizing Scissor Jack Effortlessly Stabilizes RVs: Scissor jacks have a certified 5000 lb. load capacity Easy to Install: Allows either bolt-on or weld-on installation Adjustable Height: Can be adjusted from 4 3/8-inches to 29 ¾-inches high Includes: (2) scissor jacks and (1) scissor jack socket for power drill Stabilizes a Variety of Vehicles: Designed to stabilize pop-ups, trailers and other large vehicles Durable Construction: Made of heavy-duty steel and powder-coated to resist corrosion and rust Stabilizing Scissor Jacks are designed for stabilizing large vehicles, such as RVs, campers and trucks and have a load capacity of up to 5,000 lb. They are constructed of heavy-duty steel and are powder coated to resist corrosion and rust. Scissor Jacks are compact and user-friendly. They can be adjusted from 4 3/8-inches to 29 ¾-inches high.