Spoolholder 20x20 / 20x40 Profile

This is an addition to Tech_2C Hypercube Spool_Axle_Clamp.stl. https://www.thingiverse.com/thing:1752766. the original solution uses a simple piece of M8 threaded rod to hold the spool.
In his HyperCube 3D Printer Accessory Pack: https://www.thingiverse.com/thing:2084725 Tech_2C added Stepped Spool Holders to ensures the spool holder is always vertical with the spool. I found them useful but it's still cumbersome to replace spools.

This addition allows you to replace the spool without any (