It's not as big an improvement as the MINI BASE, but the power supply issue is resolved, the printer becomes more compact, and there are fewer hanging wires. 

It work for me))))

Added a Step file for easier editing or your own improvements.

I printed with PET, so I don't think the material is critical for this part.
You'll need the following zip ties:
    3pc 4.8X350mm
    4pc 2.5X60 mm