Spiral Marble Run
Updated 5/11/2024 - File modified to improve alignment of infeed ramp to lifts
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Build Instruction Video
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Material Thickness: 3mm to 1/8 inch
Number of Sheets needed: 390mm by 390mm file needs 2 sheet of material.
480mm by 270mm file needs 2 sheets of material.
Number of Sheets needed: 390mm by 390mm file needs 2 sheet of material.
480mm by 270mm file needs 2 sheets of material.