When you need to rig an overhead frame, the maximum height for this stand is 20.7' (6.33M). The stand is constructed from steel and has metal knobs and locking collars and a wide footprint for extra stability. The stand also has a single leg with sliding extension, for leveling on uneven terrain. It has a collapsible base, 2 leveling legs and 3 wind bracing eye rings. Each riser is spring cushioned as a safety feature to prevent equipment from a sudden drop. Features a combination head with 4 1/2" (11.4cm) Grip Head with 1/8"(28mm) stud and receiver.