Thread: bit of a wobble.
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Old 01-06-10, 04:09 PM   #23
yorkie_chris
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Default Re: bit of a wobble.
Quote:
Originally Posted by Miss_Undaztood View Post
I`ve always wondered why bike discs are made in 2 bits with those button rivet things holding them together ?
To allow for expansion due to heat without warping. Some clearance (rattle!) is fine.
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