I fitted the PDW guards over 41mm Surly Knards so a 45mm slick might fit under them, the guards won't cover much of the sidewalk though.
To be honest that sounds like they're gonna be more than enough. I could probably compromise down to 41mm slicks and get good coverage.
@yoshy started
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I fitted the PDW guards over 41mm Surly Knards so a 45mm slick might fit under them, the guards won't cover much of the sidewalk though.