Perhaps for those anamoured of the conventional OLN stands for most anything *they* want.
I ride a single bike with a160 mm OLN rear hub, know what OLN stands for and pay attention to its
proper use. I'm not going to spend nearly a thousand bucks with some one that misuses the language
or (NOT and) makes TOO close an association between hub dimensions and number of cogs.
"Harris" <
[email protected]> wrote in message
news:[email protected]...
>
> "Michael Green" wrote:
> > See in the context of rear wheels, oln given in mm presumably the distance between the dropouts.
> > Usually 130 or 135; occasionally 120. Road MTB and older road? Thanks.
>
> Well, the "OL" stands for "over locknut." That is the distance measured
over
> the locknuts of the wheel hub (same as the inner dimension between the frames dropouts).
>
> For road bikes, the old five speed wheels were 120 mm, six speed were 126 mm, 7,8,9,&10 speed are
> 130mm. Mountain bikes are 135mm.
>
> Art Harris