Corny keg scale (Plaato)

Not as much of a remix as it is a re-design. I do thank @misperry for his insightful video and STLs he shared here.

I redesigned this scale to fit the build plate of the Ender 3 Pro. The finished diameter will be 207mm (8 3/16") - just smaller than a keg.

I borrowed @patrick3345 50kg loadcell brackets, took the mounting holes off, and modified the retention ring a bit so they would clamp the loadcell down and leave a wire chase.

The screw bosses can be tapped with a 4mx0.7 tap or a coarse thread screw (no tapping).

I put the screw bosses next to the loadcell mounts to leave plenty of room for the circuit boards.

I also modified misperry's feet a bit as when I printed them on the Ender, the post was a hair high and the flair at the bottom of the post prevented it from seating all the way in the hole. Probably a machine thing, but I chamfered the post and hole opening, and tightened the tolerance for a snug fit - no glue needed.

I omitted a hole for the power port an