Simucube 2 Accessory Port

Can anyone let me know if there are any accessories that use this port or any adapters available so that I connect heusinkveld pedals/handbrake/shifter to it as am running out of usb ports?

There are some pedals available to purchase but no Heusinkveld ones.

Best scenario is to work your own cables, I have shifter and handbrake connected. Take a read:

I would recommend a USB hub if you’re running out of ports. I have a Tripp-Lite hard-mounted on the bottom of my P1-X pedal tray, and it’s perfect.

Apex makes a model that looks like a commonly available USB hub inside an enclosure that mounts to aluminum profile: