Corner Spool Holder

UPDATE 17/01/2020: I added some more material at the spool holder in the nut part because the frame is loosing shape due to the weight of the spool when more than a year had passed and the infill is very poor (as in my case).
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Designed at first for the TronXY X3, it could be a good option if your printer has similiar system as the Tronxy. Suitable for 2020, 2040, vslot, tslot, etc.

This spool holder improves your 3D prints because it is situated on the corner. And how can it improve the prints??? This way: On one hand the coil is aligned with the extruder during the whole duration of the filament roll... on the other hand, the filament is obtained in the best way from the roll and this way is tangentially (along the entire Z axis), which causes the filament to be fed without friction or sudden undesirable movements due to gravity forces. This fact makes your extruder calibrations t