The TX-HRA3 rack mounts 3 TX modules. This adapter fits 10.4" racks. Features: Specifications:
1/4 Inch x 20 Mini Mount for Broadcast Mini Converters
40 (70in) 36In Deep Gangable Rack- Less Rear Door
8 Space (14in) Pivoting Panel Mount 18in Depth
Allen & Heath ZED-14-RK Rack Mount for ZED-14
Allen Avionics Rack Mount with Metal Door Holds Up to 5 RMC-2 and 10 Units