Originally Posted by
acidfast7
I can only speak for EU, Americas and SE Asia/coastal China but every bike shop with a 26"/559 will have a 28"/29"/622/700c tyre.
No that's not necessarily true in the US. if you're bike can only take a tire as large as 700 x 32c, you can have issues finding this tire in many small towns. 26 inch tires are more readily available as are fatter volume 700c tires.