Kossel Magnetic ball stud carriage

I really loved the look of this Kossel carriage [Kossel Mini Spring String Effector and Carriage - by Forerunnert](https://www.youmagine.com/designs/kossel-mini-spring-string-effector-and-carriage) but it was built to have the 3/8" 10mm balls sunk into the plastic and I was using metallic ball studs. So I designed this one based off of the scad files (which are included here as well). This is designed to work with Hayden Huntleys effector or the effector I remixed [Magnetic Effector E3d compatib