Hi there! I just designed a handgrip for the Teradek RT ctrl.3 to make it a bit bigger and easier to have in your hand if you have bigger hands.

It uses all 4 screw holes on the hand unit and I am currently working on a smaller version that only uses the 2 screws on the side

Here is the link:

https://www.thingiverse.com/thing:6980996/comments