Uploaded November 2024 | Updated September 2026, 2 weeks ago

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Saw this and immediately knew I had to test it! 🤩😱 Still need to get a 2" spring to make it work automatically.
Video from Works by Design: youtube.com/watch?v=CSOnnle3zbA
Printing files and instructions ($12): patreon.com/worksbydesign/shop