On-Stage LSSS7770 120" Speaker StandThis heavy duty 3 shaft 2 clutch stand allows for maximum height adjustments up to 10 feet and will support up to 140 lbs. The reversible top shaft design on this steel aluminum stand may be used with either 1 3 8" or 1 1 2" lighting bars and allows you to use this stand as both a lighting stand or a speaker stand. The double brace leg supports, extra long legs and locking pin make this stand extremely sturdy and safe. Recommended use with LT LTA9000