Marble Track Starting Gate

This is the starting gate for my DIY marble track set. It has four gates that will lock and will be printed as a single piece. It also attaches to a 3/8 dowel. Please check out my video to see how to build the entire track set for under $3.

https://www.youtube.com/watch?v=EskMG8Iu4xE&feature=youtu.be