The BAL 23025 17" Stabilizing Jack Set is made for use on tent trailers, lightweight travel trailers and fifth wheels with up to 14" of frame-to-ground clearance. BAL considers these jacks to be ideal replacements for Atwood, Fulton and other non-screw design corner stands. Each jack has a low profile storage of only 2", as well as a rust inhibiting e-coating for long life. These jacks can be welded or bolted on and the mounting hardware is included. Each jack has a 700 lb. Lifting capacity and a 1,000 lb. Load capacity. A crank handle is included with each set.