For use on tent trailers, lightweight travel trailers and fifth wheels with up to 16″ of frame-to-ground clearance. Ideal replacement for Atwood, Fulton and other non-screw design corner stands; Bolt-on application, mounting hardware included; 700 lb. lifting capacity and 1,000 lb. load capacity per jack; Rust-inhibiting E-coating for long life; Sets of 2 include crank handle and hardware