UPDATED 20240104 - mk10 version released. MUCH stronger, still less than 85g of material.
Prevent your spools from being crushed when vacuum sealing.
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Spool Supports consist of two identical halves that snap together and sit just inside the spool's edge to prevent collapse.
Most of the Clear-ish Bambu spools have an inside dimension of 60mm and a diameter of 200mm, but all of the white Bambu spools found on my PLA Matte rolls seem to be 63.5mm. Please be sure to print the appropriate size for your spool. The 60x200 also fits most of the Polymaker spools.
I have attached three print profiles for the 60mm x 200mm version: PLA, PLA +, and PETG. Each has been custom-modified with slightly higher filament temperatures and areas of increased wall thickness. I will also create new profiles for the 63.5mm x 200m version to be released in the next day or two.
Uses about 85g of filament with this profile.
Enjoy!
UPDATE 20240104:
mk10 incorporates a solid ring in the middle to help prevent collapse in the area with the highest loads. I still recommend PLA + or better, but straight PLA may now work, maybe:) Just stay away from Matte PLA; Matte PLA does not have robust interlayer adhesion and may be more prone to failure.