Core One+ / L / O-Ring for Spoolholder
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O- ring 32*25.1*3,4(3.3) mm for printable parts upgrade CoreOne to corenone+ , Simple printing, wide base
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Updated at source:
Model information
- Source
- Printables
- Category
- Prusa Parts & Upgrades
- License
- GNU General Public License v2.0
13.7.2026
Updated v2
use version 2 if the ring seems tight
reduced size from 3.4 mm to 3.3mm
added simple instructions on how to change the size in prusaslicer
Changing the ,, Z dimension in Prusaslicer
download version 1
unlock the dimension lock see PHOTO point 1
change the Z dimension, point 2, from 3.4mm to the desired one. I went from 3.4mm to 3.3mm
I used Prusament TPU95A filament, used full 4 perimeter fill and created flexibility with a groove in the gasket
Print Prusament TPU95A
0,2mm structural
4 perimeters
skirt and brim
loops 2
sistance from brim /object 25
infil/perimeters overlap 20%
retraction 1,6mm
4 perimeters
simple printing, wide base
When starting the print, the dripping filament can interfere with the model, so I used a skirt
infil/perimeters overlap 20%
retraction 1,6mm
I increased the retraction of my filament from the default 0.7mm to 1.6mm, at a retraction of 0.7mm the filament stringed
