Posted by mike stone on Thursday, May 22, 2003 at 12:31PM :
In Reply to: Re: Also safety ridge inside beqad seat posted by Denis on Thursday, May 22, 2003 at 11:23AM :
is only found on tubless wheels not on
multi piece tube type wheels or vintage one piece wheels not used on 15degree drop center
contour wheels
to understand wheel (and tire) designs need to get a copy of a tire and rim association year book. check e-bay
cabel's site has page out of the year book on PW multi piece wheels
mike stone
the hump prevents the tubeless tire from separating from the wheel bead area under extreme cornering forces or sudden loss of air pressure
check out cabel's site
old tire man
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