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Join Date: Aug 2009
Location: Minneapolis
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Bikes: 2022 Salsa Beargrease Carbon Deore 11, 2020 Salsa Warbird GRX 600, 2020 Canyon Ultimate CF SLX disc 9.0 Di2, 2020 Catrike Eola, 2016 Masi cxgr, 2011, Felt F3 Ltd, 2010 Trek 2.1, 2009 KHS Flite 220
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I know bunches of people who run 28 mm tires on 25 mm inner width rims. Also on even narrower rims. I'm not aware of anybody having had a problem.
Does anybody know of any cases of blow-off failure for similar specs?
(not that anecdote is necessarily the best guide)