What tubes would you use with 700x28c road tyres on 20 mm inner width rim? 18-25c will be fine or should I go for 25-32c?
You'll be fine with the 18-25 if it's a quality tube but why would you? Buy Vittoria Lite in 25-32 if weight is a concern.
@Lolo started
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What tubes would you use with 700x28c road tyres on 20 mm inner width rim? 18-25c will be fine or should I go for 25-32c?