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BMX General => BMX Chat => Topic started by: HEYWOOD BMX on March 02, 2008, 05:38 PM

Title: Seatpost size?
Post by: HEYWOOD BMX on March 02, 2008, 05:38 PM
 :) What year did seatpost sizes switch from 22.2mm to 25.4mm?
Title: Re: Seatpost size?
Post by: TwoBobRob on March 02, 2008, 10:41 PM
No specific year, it was a gradual thing.... much more common from the early 90s on though.   :)
Title: Re: Seatpost size?
Post by: super-craig on March 10, 2008, 07:45 PM
been playing around with a bike today that had a 25.4 mm (1inch) seat tube , i wanted a lay back post on it and the ones i had lying around where 22.1 mm (7/8 inch) , i cut a 50 mm (2 inch) length off the inch post and put a saw slit down it length ways and used it has a shim tube  8)
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