Provides full side-to-side frame overhang stability and helps maximize front to rear trailer stability. Simple to operate extendable jack screw with fold-up handles eliminates trial and error lowering of king pin onto tripod stabilizer jack. Large diameter base pads with heavy duty chains and hooks for stability. Deluxe model (94-1484) features three fully adjustable legs to provide level setup on un-level ground. Standard model does not have adjustable legs. Gooseneck Tripod (94-0820) is the same as 94-0819 but shorter for gooseneck trailers. Sets up easily. Heavy-duty constructions, black-powder coat and zinc-plated finish to ensure corrosion resistance.