Here’s a very neat idea Yelvington Trikes presented at the 2014 AIMExpo, a bike show which is getting underway in Florida as we write. The idea is not exactly a science breakthrough, but is a “why ...
Dive into the world of Lego engineering as we build and test a realistic 5-speed manual gearbox with reverse gear! Starting with a simple gearbox, we progress through each stage to create a fully ...
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