80mm mounting flange for Box Industries Extruded Aluminum Enclosures. Sold two per pack.
21-14494 - Green Extruded Aluminum Enclosure - 1.18"(H) x 4.27" (W) x 3.15" (D)
Heavy duty aluminum enclosure features a durable finish that provides extreme protection with a great look and feel for a wide range of applications..
21-14500 - Silver Mounting Flange for Extruded Aluminum Enclosures-80mm-2 per Pack
21-14502 - Red Mounting Flange for Extruded Aluminum Enclosures-80mm-2 per Pack
50-15000 - Active HDMI Balun / Extender - Single Cat5e Cable
HDMI Over Cat5 Extender Set
Active HDMI balun allows full HD audio and video to be transmitted over a single Cat5e or Cat6 cable, up to 160’. It is ideal for situations requiring long HDMI cable runs, or retrofit applications where Cat5 cable may already exist.
21-14474 - Black Extruded Aluminum Enclosure - 1.37(H) x 5.25" (W) x 3.15" (D)
21-14482 - Red Extruded Aluminum Enclosure - 1.18"(H) x 2.5" (W) x 3.15" (D)
I have used MCM for many years and would give high recommendation for getting the job done right.