| | Here is an idea for a giant differential. I don't know what it is good for, but it works well. I do use gears. It uses a turntable popped apart and put together flipped, with 4 stud beams between the two parts. It uses 2 24t crowns and 2 24t spur (...) (24 years ago, 14-Feb-01, to lugnet.cad)
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