4 ms·
That's also how chain hoists work - I'm still amazed at how much you can lift using one! I actually thought the article will be about Biopace bike chain rings:
by jakeonthemove 14y ago
That's also how chain hoists work - I'm still amazed at how much you can lift using one!
I actually thought the article will be about Biopace bike chain rings: bikers are using them as an advantage in races (and it really makes sense!).
- Terretta 14y agoSupposedly, Biopace was shown to be counterproductive, while the newer Rotor Q-Rings are correctly designed. The new hotness: http://www.rotorbikeusa.com/science.html http://www.rotorbikeusa.com/science.html