✨【Applications】This Basement Floor House Screw Jacks for Lifting are perfect support for for floors, joists, stairs, decks, crawl spaces, roof trusses, basement beam supports, temporary supports, cellar ceilings and heavy duty areas
✨【Sturdy and Rust Proof】This adjustable floor joist supports is made of heavy duty steel with a red oxidised surface for extra strength and durability.It also comes with a swivel bar for better work.
✨【Specifications】 The adjustable supports jack Range of adjustment: 11" - 16" base plate dimension: 5" x 5" top plate dimension: 3.94" x 3.94"; Pole 12.4'' M22 thread.
✨【Installation】Fix the base plate of the support jacks post for house to the concrete floor slab, rotate the top plate to the desired height with the rotating lever, and then tighten the M22 nut with a wrench.
✨【Heavy duty Function】: The crawl space jacks adjustable range of weight that can be carried is 9920-6860lbs
