Thus spake Ben Sanford:
>For Campy, the fronts are 9mm thread diameter, and 10mm diameter on the
>rears. On many older British such as the Hardens, the fronts are
>5/16 and
>the rears are 3/8 mm. Why? Probably the same reason that Campy uses
>¼
>quarter inch bearing in the rear and smaller bearings in the front.
There's nothing "Campagnolo specific" about that. Virtually _all_ bicycles use quarter inchers in back and smaller ones in front.
Stresses are much higher on the rear axle, that's why rear axles (and bearings) are larger.
Sheldon "Standards" Brown
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| According to the latest official figures, |
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