YXGJDP 2 Pack Floor Jacks, Basement Use, Telescoping Jacks with 12"-16" Adjustment Range

Turn the height adjustment nut to adjust to the desired height when in place. , Easy To Use:These house leveling jacks are easy to install and adjust, designed to stabilize and support beams and joists during construction and repairs. , Application Scenario: Old houses and natural disasters often cause floor joists to crack, support beams to rot, and porches or decks to sag. Use adjustable jacks to reinforce your home's structure to make up for these shortcomings. Basement floor joist support jacks are available. , Surface Treatment: The upper part of these foundation leveling jacks is made of galvanized finish, and the lower part is made of black oxide finish, which is strong, durable, and long-lasting, with anti-rust and anti-corrosion properties. , Multiple Uses: Use these adjustable floor jacks to temporarily secure weak floors, crawl spaces, heavy load areas, stairs, or roof trusses. , Heavy duty Function:The jack provides support for leveling and stabilizing floor joists, with a height range of 16 inches when raised and 12 inches when lowered, making it durable. In a vertical position, the center position can withstand 8200 pounds.