Bulldog, 8,000 LB, Heavy Duty Side Wind Square Trailer Jack With Drop Leg, Heavy Duty Base & Crank, Drop Let Offers, 13.5" Additional Adjustment, 15" Travel, 25.06" Retracted, 53.56" Extended, Serve Agricultural, Industrial, Construction, Horse/Livestock Trailer & Utility Cargo Trailer Markets, Strong, Reliable & Safe.