Is there a real difference between riding on ceramic bearings and riding on stainless steel? How would you measure it? Does it require it to be every bearing in the drive train, or will each set of ...
I'm using WH-550 from Shimano, can I replace my steel bearing balls with ceramic bearing balls?
I saw at ebay, 10 speed cassette compatible with shimano, it's very light 103 grams, but the material is alloy with ceramic coated, it says, the cassette can be used up to 3000K, is it true? or may be ...
Possible Duplicate: Real measurable benefit to ceramic bearings? What's the different between ceramic and steel bearing ? On the bottom bracket, what do you feel when you change into ...