November 18, 2007

A refresher

BeadSeatDiameter
BSD the usual suspects:
700c = 622mm
650B = 584mm
26" = 559mm

Some other guys:
650c = 571mm
700b = 635mm
Schwinn S-6 = 597mm

3 comments:

  1. Don't you mean BSD (ERD is the diameter where the end of the spoke is)?

    http://www.sheldonbrown.com/gloss_ba-n.html

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  2. yep, you're right. OK no more bloggin while on over doses of Nyquil. Deal? I'm fixing it now. Thanks.

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  3. Man... and here I had just ingested a PBR with a double Nyquil chaser. ;)

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