Creality Hyper PLA Spool Ring Version 2

  Creality Hyper PLA Spool Ring Version 2.   I edited the piping from 1.50 mm to 1.5 mm to improve grip strength of the carboard spool. I also extruded out the inner ring to 18 mm for smoother rolling on the printer's spool holder.

 I edited the piping from 1.50 mm to 1.5 mm to improve grip strength of the carboard spool. I also extruded out the inner ring to 18 mm for smoother rolling on the printer's spool holder.