Mini Screw Jack

The Ellis Mini Jacks are offered in two sizes, with minimum heights of either 6.5" (MJ-3) or 9.5" (MJ-6) and 15,000 lbs. of safe load capacity. Specifications The Ellis Mini Jacks are offered in two sizes, with minimum heights of either 6.5" (MJ-3) or 9.5" (MJ-6) and 15,000 lbs. of safe load capacity.  Looking for a shorter option?  Check out the STEALTH-3, STEALTH-4, and STEALTH-5 Steel Shores. Demonstration Video Specifications Ellis Mini Jack 2.5" Adj. (MJ-3) Load Capacity: 15,000 Lbs / 7.5 Tons (Includes 2.5 to 1 Factor of Safety) Overall Height Screwed Down: 6-1/2" Overall Height Fully Extended: 9" Base Plate: 4" Sq. Top Plate: 4" Sq. (Swivels Independently from Screw) Acme Screw Size: 1-1/4" Range of Adjustment: 2.5" Lifting Capacity: 3,000 LBS. w/ 12" turning bar (MJ-TB12). Safety Lock Set Screw: Included Ellis Mini Jack 5.5" Adj. (MJ-6) Load Capacity: 15,000 Lbs / 7.5 Tons (I