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Buy more crap and look like you really know stuff about bikes
There's something stinky in Dorkybikepartsland from Bicycle Doctor USA...
"You just replace your current upper and lower pulleys with the FSA Ceramic Speed pulleys, and you immediately notice the difference."
2 comments:
According to an article on Rouleur magazine the most efficient drivetrain is on a fix where you can acchieve almost 98% friction free on a gear bike it is in the 4+ range.
I wish I had ceramic balls.
a
Maybe they'll market fixed pulleys someday...
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