Sewing bobbin base

Update on 7th of September 2025: See text below in red. --- I made an insert for sewing bobbins (hope that this is the correct English naming). Print profile 1: Four of these inserts fit into one drawer of the IKEA ALEX drawer unit with 36x70 cm. Print profile 2: Two of these inserts fit into one drawer of the IKEA KALLAX drawer unit with 27.5x30.5 cm. For now I have three plate types: The first one is for Tojalock bobbins. These fit perfectly on it and that is why there is space for 9 parts. The second one is for big no-name bobbins and can take 6 parts. Because the dimensions are like a cone, I do not mention them here. I recommend that you measure it in Bambu studio to check if yours fit. The third one is for Madeira bobbins and can take 8 parts. This one is only available in the second print profile for IKEA KALLAX. If you need it for ALEX, too, give me a hint. The bases can be fitted together with clips; no matter which one you have. There is one clip type for a center and one for