Hario Skerton bearing (burr support)

Designed from scratch, but with inspiration from arnaudin's version. I have made several iterations to arrive at this (almost) perfect version. Dimensions needed to be tweaked to fit properly without being too tight or too sloppy.

Designed with 5 arms to match the coffee grinder hopper. That's okay, but depending on the size of beans you are grinding, they can get stuck. Due to that reason I have made another version with only 3 arms. Different from arnaudin's version, the arms are curved to