You can actually run 700c mudguard with 650b wheels as well, but a 650b mudguard would wrap the tyres more effectively.
Awesome, just what I wanted to hear. Was eyeing up Gilles Berthoud 650b ones then got an email from Velo Duo doing 15% off guards. Destiny.
@jambon started
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You can actually run 700c mudguard with 650b wheels as well, but a 650b mudguard would wrap the tyres more effectively.