Sometimes you need your rack to be open and mobile, whether you're on stage, behind the board or in the studio. The JamStands JS-SRR100 Rolling Rack Stand from Ultimate Support easily accommodates this, boasting a 12U-over-9U rack and features two lockable casters to keep your rack in place. The top section is angle-adjustable for convenience and the frame is built from rugged steel for durable longevity.