Anet A2 top spool holder

This is a base mount that enables one to mount a shipped spool holder on top of the Anet A2 printer. Since the printe is bowden extruder based, a spool mounted at 90 degrees works better - so that's the idea behind this design.

Just print 2 of these, fasten screw them to the shipped spool holder using some bolts an nuts (I used the bolts I had left from the printer's assembly), and mount them on top of the printer's aluminum frame using shipped bolts, make sure protruding blocks fit into the