Duo 44 Way D to 2x9 Pin D cable. Suitable for use with Brainboxes UC-253/UC-734: 2 x 9 pin RS232 cable.
I have been dealing with MCM for over 30 years now. If I didn't like the service I'd would have found a different supplier 30 years ago. For most of my needs they are the 1st stop on my shopping list.