Penn Elcom R1269/3UK/36 3U NEUTRIK PUNCHED RACK PANEL W/ 36 HOLES D-SIZE XLR, SpeakON Penn Elcom R1269/3UK/36 3U NEUTRIK PUNCHED RACK PANEL W/ 36 HOLES D-SIZE XLR, SpeakON 19" Rack U Height: 3 Material: 1.2mm/ 0.047" Steel Black powder coated finish