Vestil FJB-100 Basement Floor Jack, 54" - 100" Height Range, Maximum Height Capacity (lbs.) 5600, Minimum Height Capacity (lbs.) 8438 Jack provides support for leveling and stabilizing floor beams The telescopic style positions the brace for better leveling Includes a screw and turning bar for easy height adjustment Steel construction with red oxide finish for optimal durability The hardware is shipped inside the tube to ensure that it is not lost