Spool Roller for A1 Mini

Edited slicer modifications at the end.This roller is made for the A1 mini, I personally have no idea if it would fit the A1, but the dimensions are taken from the spool holder of an A1 mini. Disclaimer: Threads might turn out stringy, but they still work.I made the threads on the tighter side, so they won't loosen from the printer's vibrations. Also, if you know how to tune the slicer in order for the print not to be stringy, please do so, and also let me know what you've changed, I'm still learning. If you leave the slicer as it is, the contraption will still work, but you might have to clean the threads a bit.I printed this with 75mm/s inner walls and 300mm/s outer, I later printed other smaller threads for testing with the default speeds (200 inner, 300 outer) and they turned out way better, change settings at your own risk. Also, installation is pretty difficult, but not impossible. Here are the steps I followed:Detach the spool holder from the printer.Insert the m