It says you need XL for 25c tyres, as they are using the largest available 25c tyres as an example.
(Yes, tyres of the same 'c' can vary quite a bit in size)
@MaxC started
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It says you need XL for 25c tyres, as they are using the largest available 25c tyres as an example.
(Yes, tyres of the same 'c' can vary quite a bit in size)