grey-beard
Orange 🍊 Fan
I couldn't help myself, I'd never heard of these before, from around 2000. Apparently they don't really work, but I can't wait to find out!
AUTOMATIC GEARS CONVERSION SET FOR YOUR BIKE OR SPECIAL PROJECT RARE INVENTION N | eBay
All you have to do is pedal! Your autostream will downshift as you decelerate so you will always start off in the easiest gear. The Autostream will automatically change gears to keep you pedaling at a comfortable rate.
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