Our Pro Double X Keyboard Stand is a super heavy duty stand built for the most demanding of musicians. This pro-level keyboard stand features the heaviest tubing On Stage has and is built with an ergonomic trigger, internal rod mechanism, as well as a solid-steel spring-loaded deadbolt. It has a double-X frame which can support a whopping 145KG, making this rugged keyboard stand a force to be reckoned with.ERGO-LOK System, Simply squeeze the ergonomic trigger to disengage the clutch, position the stand at any of its five convenient height adjustments, and release the trigger to reengage the clutch. GET YOURS NOW!!!