Welded "H" frame design provides rigid stability. "Auto-locking" canvas tray adjusts up and down at the touch of a control trigger and instantly locks into place when released. Upper tile arm clamp with "V" jaws to grip stretchers up to 3" thick, locks painting in forward OR back tilt position without twisting. Raised button from enables you to stand as close as you want to your work. Mast extends to 96" for working large. Steel handles control tilt angle and mast extension. Folds to 6.5" for compact storage. Weight 40 lbs., 58" high, 29" x 33" base (1 bolt and nut assembly). From Klopfenstein.