TUSH Spool Holder for 6001 Bearings

This is a remix of TUSH's spool holder for 6001 sized bearings.
6001 bearing dimensions:
Inner diameter: 12mm
Outer diameter: 28mm
Width: 8mm

TUSH's original spool holder is for 608 bearings.
608 bearing dimensions:
Inner diameter: 8mm
Outer diameter: 22mm
Width: 7mm