Tosspot wrote:
Find out what size tyre fits the rim, read
the numbers off the side wall, jobs'a'goddun!
I suppose it is beneficial to know how to do it
in theory, to derive the tire size from just
examining the rim with measuring tools.
You know the motto of the UK secret service?
"Knowledge gives the hands strength".
--
underground experts united
http://user.it.uu.se/~embe8573