Attwood Fold Up Trailer Jack This Attwood trailer jack fits 3 x 5 tongues and conveniently swings up and out of the way when not in use. Constructed from zinc-plated steel tubing for outstanding corrosion resistance in marine environments. The sidewind handle is easy to use and allows you to adjust the height for easy trailering. The 6 diameter wheel is formed from heavy duty polypropylene to hold up and roll over most surfaces. This fold up trailer jack has a max capacity of 1000lbs. Features Z