Prusa MK3 spool holder mod

I've found a number of spools have varying spool dimensions. AMZ3D sometimes has too narrow a center hole to go onto the newer Prusa spool holder without removing and reconnecting it. End is 30mm while the Prusa one is 35mm.

Version 1: Print upright with support enabled for everywhere so the connector at the top will be supported.

Version 2: Screw in. No support required. I found the hooks were the weak spot, at least in PLA. Redid it the so the two pieces screw together, right throug