This heavy-duty trailer jack is designed to be welded directly onto the trailer tongue (hardware not included) View Product WEIZE Trailer Jack, Heavy Duty Swivel Boat Trailer Jack with Dual Wheels ...

Changing Out a Trailer Tongue Jack Tim Barker. I go through a heavy-duty trailer tongue jack every three to four years. Corrosion, frequent use, and a hefty boat and trailer take a toll on these jacks ...

Fixed Jacks. The Lift: Fixed tongue jacks such as the Fulton 2,500-pound heavy-duty drop-leg, bolt-on model ($139.99; trailerandtruck parts.com) offer greater load capacities than swing jacks to ...