Screw Jack Post,4" x 4" Adjustable House Floor Jacks,13.4"-18.7" Height Range,24000 lbs Max Load Capacity, Temporary House Jack Pole,Lifting Floor Crawlspace Basement Shore Beam (4-PCS)
【Specifications】 This floor jack is suitable for standard/nominal/trimmed 4x4 square lumber (3.5-inch square). 13.4-18.7 in/34-47.5 cm. Base plate dimensions: 4 in x 4 in x 0.28 in. Swivel bar (M22) height: 12 in (30.4 cm). Maximum load capacity: 24,000 lbs (stable load capacity: 15,000 lbs). The 3.5 x 6 in (8.9 x 15.2 cm) base plate features four 0.6 in (15 mm) and two 0.3 in (8 mm) mounting holes (hardware not included) for secure installation.
【Rust-resistant Steel Construction】The Hocamel home floor jack features an orange oxide coating to prevent rust and corrosion, ensuring durability and stability during use.
【Easy Installation】 Installation is simple: simply insert a 4x4-inch (10.1 cm) lumber into the shore jack, secure the lumber with screws, and ensure the bottom plate is securely fastened. Then, use the included metal handle to rotate the top plate to the desired height. You can set it up and start using it in seconds.
【Wide Application】 The screw jack provides the perfect support for lifting lumber and is widely used in renovation and repair applications, including residential and commercial projects, trench support, and collapse rescue. This jack is also suitable for basements, stairwells, crawlspaces, farms, and walls.
【High-Load Support】 This 4x4 screw jack is made of high-carbon steel for exceptional durability and a high load capacity (up to 24,000 lbs). It's ideal for temporary or permanent support in a variety of projects, including basements, stairwells, crawlspaces, farms, home repair, and construction.