11/20/2025: Dear Friends, I am currently in chemotherapy and unable to promptly answer emails or ship orders. I will do my best to take care of your needs, but hope you can be patient. Thank you all for your support.

"Z" Bicycle Seat Posts

"Z" seat posts on this page: 27.0mm x 350mm carbon fiber

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Our apologies. We know nothing about the company that produced this lovely carbon-fiber seat post.

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"Z" 27.0mm x 350mm carbon fiber seat post. New, but we believe we took this off a new bike. $80.00/each

Back of the post

Close-up of the underside of the saddle clamp and the "Z" logo.

The side of the saddle clamp

The front of the post

Looking from the top of the post.

Insertion and tightening warnings.