Compatible with most hi-lift jacks: designed and used for most of hi-lift jacks, includes model all-cast jack, cast/steel jack, X-treme jack, UTV jack, patriot edition jack, and equipment/agriculture jack (EJ-550). Do not fit for post popper jack.
Prevent the jack from sinking on soft ground: used on soft ground like sand, mud, grass. Give the Off-Road Base better footing and greater stability during the lifting process.
Heavy duty and easy to carry: made of a tough PP material, better more than a chunk of wood will not rot or break. A drilled hole in center of base attached to your jack bar, store it easy.