Uploaded August 2015 | Updated September 2026, 3 minutes ago

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This is a video explaning what it is and how it was constructed.
Remember safty first! Put on your goggles, ear protection and gloves before further reading :o)
I used:
4mm drill, 4 skrews with nuts (4×15mm)
Steel stock 1,5x15mm cut to lenght and bent to fit.