We just added the new track segments needed to build rail yards to our Modular Track Switch system kickstarter campaign. There are 3 new 3D printed segments:
The system works for both one way and bidirectional rail yards:
You can find all the info on our kickstarter campaign: https://www.kickstarter.com/projects/4dbrix/modular-switch-track-system-for-lego-trains
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