Originally Posted by
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Schraders dont need an adaptor. Generally easier for most people to use. The cons are that it is limited to obscure sizes.
What is "obscure" about every size of 20", 26", 27" and 28" (700C) tubes sold in the U.S. except for the ultra thin types only found on road/racing bikes/wheels sold at pricey LBS?
Which sizes of common tubes are only available in Presta?