Everything that transmits your pedal force to your rear wheel is made of metal. Chain takes the beating most: over 200 rollers in your chain fight against elongation, friction, crossing between cogs and chainrings, and worse of all, dust and sand. Of course, nut just that: Cross chaining. Hits. Water. In the past, when we were happily riding our 3×6 groupsets, things were simpler. Cross chaining was taboo, chains were big and bulky, there was no internet to make comparisons or baseless assumptions, and everything was slow. Unless you ride a high-end road bike, you didn’t pedal fast. In fact, you couldn’t; bikes were heavy, tires were not good enough to stick anything other than tarmac. Now we have up to 11 cogs at the rear, with the same thickness as 6-speed freehubs. (Well; standard 7-speed freehubs are just half… Continue Reading All about bike chains
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