Set of 4 5000 lb 24" RV Trailer Stabilizer Leveling Scissor Jacks w/handle - 26020 Stablizing and leveling your RV/Trailer, Remains steady on soft surfaces because of wide bow-tie base Includes 4 steel jacks and 1 crank handle, Also include a 3/4" hex magnetic socket to raise/lower jack faster by power drill, And aslo include 16 pcs 3/8" self taping mounting screws hardware and a matching 9/16" socket for easy mounting! Extended height: 24", Retracted height: 4", retracted length: 12", width: 7.5" Capacity: 5,000 lbs per jack, bulit by same material as other brand's "up to 7500lbs" For RV stablizing and leveling purpose only, Never use for lifting, changing tires or supporting weight of any vehicles,