Lally Column Mini Adjustable Steel Building Column 4 OD 11 Gauge

Use for construction projects, repairs or installations, renovations, sagging floors or crawl spaces. 12 16 Adjustable Screw Assembly 11 Guage Steel 4 Inch Diameter – Professional Grade Load Rated at 28,700 lbs Permanent Basement Support Posts Color : Red Basement floor jacks, or jack posts, temporarily secure floor beams and joists in construction and industrial applications; they should not be used as permanent supports in new construction. Floor jack posts are typically made of steel for strength. They consist of an adjustable post and two end plates. The height of a floor jack post is adjusted using a screw and the post is held at the desired height with a series of pins. The bottom end plate must be installed on a concrete floor or concrete footing. Bolts must be used to secure each end plate to the structure the post is supporting, and a floor jack post’s end plates may or may not have pre-drilled holes for these bolts.