Python - Adaptive Spool Holder

Update March 13, 2026 The spool holder spring core files have been updated to version 1.01. The springs are now a little stronger, the gap against the large spool gear is reduced by 0.5 mm and a new version has been added: XXL. It fits spools from around 75-90 mm, it's mostly useful for refill spools with a cardboard center or other odd sized spools. Thanks to andrews on MakerWorld for the support and suggestions. About The Python - Adaptive Spool Holder is an alternative to the standard Pyt