You can use the rings for V4 on M4 . Just scale up and use the XYZ dials to move it around. Then parent it to the finger.

"It is good to see ourselves as others see us. Try as we may, we are never
able to know ourselves fully as we are, especially the evil side of us.
This we can do only if we are not angry with our critics but will take in good
heart whatever they might have to say." - Ghandi