4 lobe nutcurved for universal auto rewind spool holder —

Founded 4 lobe nutcurved for universal auto rewind spool holder models & stl files for printing
Spool holder
Prusa Research
Spool Holder 43DPN
Bad Science
SpoolHolder
Star Blink
Spool Holder
Femputer
Sliding Spool Holder
3DHoneyComb
Spool Holder
KLM1318