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bmx bb size??

prisspringle

Chimp
Dec 11, 2001
61
0
uk, scarborough
yer thats wot i'm after, it'll need to be fairly accuate cos bmx bb are a press fit so the size of the cup needs to be accuate to a few thou of an inch, can u mesure it in mm or cm cos that would make my life easyer.

priss