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Drivetrain
Bicycle drivetrain
Bicycle chain durability test
Comparative bicycle chain durability test. Do narrower chains for more speeds wear faster?
Bicycle gear ratios – gear inches
Bicycle gear ratios (“speeds”) explained. What are “gear inches”? What are the needed gear ratios for climbing, downhill. What to pay attention to.
How to lubricate a bicycle chain?
Chain wear and lubrication explained. What is the best bicycle chain lube? How to clean, and lubricate it? How often?