Zip-Up Products Quick Support Extension Pole - 12' Vertical Support System with Adjustable 3rd Hand Extension Rod & Spring Loaded Upper Pad - QS40 MULTI PURPOSE  Use to create dust and debris barriers, hold up plywood and drywall, brace crown moldings, hold up cabinets and much more MAXIMUM STRENGTH  Supports up to 100 pounds. Good for multiple uses ADJUSTBALE AND EXTENTABLE  Poles are adjustable from 4.75 feet to 12 feet. Tighten or loosen the pole sections by hand to set desired pole length and lock into place POLE PERFORMANCE  The support pads on the end of the quick support pole are mounted on universal swivel joints to assure a firm grip at a variety of angles  up to 50 degrees. Easy release tab automatically positions the top pad against the upper surface with one push of the thumb