In a message dated 8/27/04 6:53:55 AM, jerrymoos@sbcglobal.net writes:
<< Would it take 28.6 or 27.2 post? Or did they vary? >>
Mine used a 27.2mm post as do most 531DB frames, but I have also seen numerous (531) frames which could benefit from a reamer and hone for proper fit of the correct seat post.
Best,
Chuck Brooks
Malta, NY