Allen & Heath FULLU-RK19 Rack Mount Kit for GPIO and DX Hub dyna-comp Audio Outputs: Type: ¼” TRS

Audio Outputs: Type: ¼” TRS Active Balanced

or in your case

Embeds Itself in Fiber of Tolex

Choose from a selection of colors and pickup patterns for customized table installations

It also offers eight balanced line outputs

Allen & Heath FULLU-RK19 Rack Mount Kit for GPIO and DX Hub dyna-comp Audio Outputs: Type: ¼” TRSThe Allen & Heath Rack Mount Kit for GPIO and DX Hub is a rack mount kit that either allows a GPIO box or DX Hub to be mounted in a 1RU space, or you can mount both together with each taking up half the rack space. The kit includes the brackets for both single mounting and double mounting options, as well as the mounting screws.