Stabila 7'-12' Type 106T Extendable Plate Levels are expertly designed to provide precise positioning of top and bottom wall plates plumb with ease and speed. I for installing tall doors, floor-to-ceiling sliding glass windows, and high-risk custom kitchen cabinets, these extendable levels ensure proper and efficient installation for tall walls and large openings. Featuring a strong reinforced frame and a plumb vial positioned at eye level, they exceptional accuracy and user convenience. The opposite side serves as a measuring surface and straight edge, while the positioning scale on both sides of the extension rail allows for fast setups at common heights such as 9 ft 1 in and 10 ft 1 in. Included removable stand-offs deliver accurate plate-to-plate measurements around braces and simply twist on for ease of use. Additional features include two hand grips, a steel hang hole for storage, a six-sided keyed extension rail for smooth and rigid operation, and three vials—two plumb and one level— for life accuracy. Optional accessories such as carrying cases, endcaps, and a maintenance kit are also available to keep the extension system operating like new. Model Number: 35712