A magnetic bowden switcher kit for use with your projects, using 6x3mm magnets (4) and (4) PC4-M6. If you're careful with magnet placement it will stop at the next connection when slid to the side, the magnets act as catches. The parts i used in case you wanna know are listed below.
6x3mm magnets: https://amzn.to/3Xiw4U1
PC4-M6: https://amzn.to/3x1WKOl