[Home and Industrial Applications]: Not intended as permanent supports; Home leveling adjustable column jacks temporarily secures weak floors, crawl spaces, stairs, roof trusses
[Lift Your Foundation]: Whether age or disaster led to your sagging floors, lift them with the BISupply Basement Floor Jacks for temporary leveling support during construction renovations and repairs
Our basement support columns screw jack post can be adjusted in height from 19-36 inches (48.3-91.4cm) using a turning bar and screw bolt for temporary bracing.
[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
[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