Unwrapped, long extension cable with a Ikelite bulkhead wall at one end and a Ikelite Flash plug at the other end. Use the flash unit in a place farther away from your enclosure than with a normal spiral cable.
Communicates the TTL signal when used with a compatible strobe, enclosure, and sync cable. The bulkhead wall and the Ikelite-style plug are widely known as the most reliable waterproof strobe sync connections. Built-in strain reliefs reduce the load on the cable ends.