Bearing/Clip for Minimized Heavy Duty Filament Spool (Instead of 608 Metal Bearing)

I printed the MHDFS, but have no 608 bearings and did not wish to buy any... Overkill anyway: I have a 3D Printer! SO, using the power of 3D designing programs "Boolean Difference" aka "cutaway tool" I conjured up a press-in clip to custom make your own mounts for this spool holder!

I may post another derivative of this with a hole in the middle for a shaft just like a 608 bearing... For now, I give you the 2 files I printed - one as a test and one in actual application (mounted on side of to