compact filament buffer

compact filament buffer.
make endless,sections or devide in to smaller sections.
the filament is after a bit practice relative easy to load.
you can use the same mounts off the ercf mmu.
use a drop of glue iff the feets dont stay in place.

note : every rotation =17.5cm filament retraction

BOM
per section
1 M3x5x4 or M3x5x4 heat insert.
1 M3x12 SHC bolt
1 608 ZZ bearing
option: use 1 pneumatic connector ECAS04

to join the sections together
3x m5 rods 70mm for 3 sections and 52mm extra for every aditional 3 sections
6x M5 nuts
a drop off bleu locktide