Product Details: The Bulldog 7.5" Foot Top Wind Weld-On Swivel Trailer Jack is powder-coated finish for superior corrosion resistance foot top wind weld-on swivel trailer jack for easy maneuverability and positioning 10" of travel and 11" of retracted height for maximum versatility and convenience. This trailer jack boasts heavy duty construction for maximum strength and durability, making it ideal for a variety of applications including trailers, campers and more. FleetPride is your First Click in Heavy Duty®.