seat post size for a 2004 marin attack trail.

stevieb009
stevieb009 Posts: 3
edited June 2011 in MTB workshop & tech
Hi can anyone out there please tell me what seat post size i require, for a 2004 marin attack trail frame. I,ve measured it roughly to be 30mm, but but not 100% sure if this is correct. Also the size of the seat post clamp? cheers.

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