Original Prusa MINI+ Manual De Instrucciones página 5

PASO 3 Two version of the Spool holder assembly
The Original Prusa MINI+ comes with two versions of spool holders. Each version
has a different assembly procedure.
Take a closer look at the items from the SPOOL HOLDER package and choose
the appropriate instructions:
NEW version - spool holder parts are injection molded including wheels.
Follow the instructions in this manual.
OLD version - spool holder parts are printed except wheels (bearings). Follow
the instructions in the guide
Montando tu MINI+
Montando tu MINI+ (soporte bobina impreso)
Original Prusa MINI+ semi-montada 5