Polymaker Bambu Reusable Spool Adapter

Background:Adjusted diameters to give more “slop”, added crush ribs to securely grip cardboard center and account for manufacturing tolerances, & removed filament tail cutout. Will work with Polymaker 1kg, 0.75kg w/spacer or 0.5kg rolls that have a 90mm cardboard tube ID and 60mm width for 1kg or 0.5kg or 45mm width for 0.75kg. I have the seam set to back so it runs down the length at the center of the notch. I also use a 5mm brim to keep it adhered to the bed.The OD and ID of the adapter should