This is a simple extruder indicator for the Prusa i3 MK3 (probably fits other printers as well).
I used two 8x3mm magnets to attach the indicator to the extruder.
Please let me know if you have any questions. :)
Printer Brand: Prusa
Printer: I3 MK3S
Rafts: No
Supports: No
Resolution: 0.1
Infill: 100%
I used two of the following magnets (8x3mm):
https://www.amazon.com/gp/product/B07CPV7X8Y/ref=ppx\_yo\_dt\_b\_asin\_title\_o02\_s00?ie=UTF8&psc=1
The author marked this model as their own original creation. Imported from Thingiverse.