We all know about cyclists who turn a "monster gear" as they stomp the pedals. And some of us like to have a "granny gear" just in case the hill gets a bit too steep or long. Now, we find out about a newly discovered kind of built-in gear used by one animal, the lowly planthopper nymph. Insect gears!
Mention test wheel with Ti spoke!
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ご試乗用の2ペアにつきまして~Set A/センター1.4mm(R drive side 1.6mm) Set […]
1 day ago
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