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re:Actual data for the chain cleaning debate
In category Tech issues
Written by Yamcha Hibiki

To interject some real data into the chain lubrication debate I devised the following method for comparing two methods.

1. Take one PC-48 chain, size it for the bike and then "break" it into two equal sections
2. Join the two sections with second "Power Link."
3. Mark a section by cutting a shallow "+" sign in a rivet with a Dremel and a cut off wheel so the individual chain sections would al

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re:New Crankset -> bad chain rub mystery
In category Tech issues
Written by MeteoraSession

I just installed a new Dura-ace double crankset & Ultegra double bottom bracket, along with a new chain & cassette. (both Dura-ace
9-speed)

Even after fine tuning the derailleurs, the new setup has bad friction on the chainrings. The chain feels like it's sticking to the teeth. In fact I can almost feel the little clunk as the chain releases each tooth. After riding about 20 miles, I exam

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