BB Confusion, Is Cross-Chaining Slow? & Do We Need Dust Caps? | GCN Tech Clinic

Alex and Dr. Bridgewood are back to answer your burning cycling-related questions!

In this edition of the GCN Tech Clinic, questions on bottom brackets, cassettes, brakes, and cross-chaining are answered!

00:00 Welcome to #askgcntech
00:20 Why don't we see big cassettes on road bikes yet?
02:32 How many watts does it cost when cross-chaining?
04:16 How to remove a seized cassette from a free hub body?
05:38 Why can't you mix and match BBs in groupsets?
07:27 Why do your tyre valves have no dust caps?
08:35 Is there a break-in period for rim brakes?
10:58 Will the UCI increase the width limitations of CX tyres?
11:59 Does the chain bend when cross chained for a long time?

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