Vestil Aha-4-Alo-Rf Aluminum Adjustable Height Retro Fit Kit 4,000 Lb. Capacity

A retro-fit kit allows an already working crane to be transformed into an even more foundation ally sound design. With a simple installation process, the retro fit kit lets the gantry crane be height adjustable at all four legs. Adjustment can be made in increments, utilizing the pre drilled holes.