[Trusted Quality]: ISO9001 certified oxide finished steel ceiling jack post; 3in (7.62cm) diameter base post with welded-on floor plate and screw jack post; Turning bar with a large roof plate and 4 locking pins
[Adjust to Your Needs]: Our basement support columns screw jack post adjusts from 19-36in (48.3-91.4cm) tall using turning bar and screw bolt for temporary bracing
[Elevate Your Base]: No matter if aging or calamity caused your uneven floors, elevate them using BISupply Basement Floor Jacks for temporary stabilization while undergoing construction updates and repairs.
[Home and Industrial Applications]: Not intended as permanent supports; Home leveling adjustable column jacks temporarily secures weak floors, crawl spaces, stairs, roof trusses
[Strong Enough]: Prior to extending, secure base plate to your concrete floor slab; Weight capacity per jack up to 9,700lb (4,400kg) at 19in minimum height of and 6,800lb (3,084kg) at 36in maximum height