The red dowel is a palm grip.
The orange bar is a rod that guides the finger pulls and makes sure they're easy to find.
Of course the black part is the palm that will also serve as the base of the fingers to hinge off of.
Here's a retro flashback to the version from 10 years ago!
Look how far we've come.
I guess I gotta start printing all this stuff now. Fun but also labor intensive.