This tool was developed to help with loading filament passed the filament buffer that Prusa developed.
You simply slide in the buffer wheel assemble and then feed your filament through and down the to machine. After it is loaded in the machine you can remove the tool and insert the buffer wheel back in it's place.
Assemble:
1) Stack 3 plates (Side 1, Center, Side 2)
2) Install two (2), M3-10 bolts in lower 2 holes
3) Install Mount (top) and attach with two (2) M3x16 bolts
The author marked this model as their own original creation.