Ultimate Support SP-90B Telelock Speaker Pole with Standard Subwoofer Adapter

Original Series speaker poles from Ultimate Support are amazingly strong yet lightweight thanks to their oversized, thick-walled aluminum tubing Original series stands are everything you'd expect from Ultimate Support speaker poles: Strong, sturdy, lightweight, and 100% field serviceable.The SP-90B includes the popular TeleLock collar, this gives the user the ability to safely raise or lower the stand WHILE a speaker is on it thanks to the Auto-lock technology that securely grips the telescoping tube in place as you set its height.