New and unused.  The Extron SY IST Series install kits include an Extron MHR-5 cable with a 15-pin HD male connector attached at one end. The other end has no connector attached, so the cable is easier to pull and maneuver. Five male 75 ohm BNC connectors are provided for attachment.

Extron 15-pin HD Male to BNC Female 3ft. – P/N: 26-531-12