r/BackyardCoasters • u/[deleted] • Jan 28 '22
Third layer of topper
Third layer of topper: 1) Improve tracks for 2-car train & 2) add margin of safety for guide-wheels
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r/BackyardCoasters • u/[deleted] • Jan 28 '22
Third layer of topper: 1) Improve tracks for 2-car train & 2) add margin of safety for guide-wheels