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Fenix Cycles 25.4 mm Alloy Bicycle Seatpost, 300 mm, Purple

$15.99 (Price correct as of 11/13/2026 00:06 PST · Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)

The Fenix Cycles bicycle seatpost is a purple alloy post measuring 25.4 mm in diameter and 300 mm long. It is listed as one item, part number 647227. Before choosing it, confirm your frame’s required diameter, saddle-clamp fit, and insertion requirements.

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SKU: B078BP1H6C Category:

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Quick Summary

The Fenix Cycles seatpost is a purple alloy bicycle post with a 25.4 mm diameter and 300 mm length. Confirm the required dimensions and saddle-clamp fit for your bicycle before choosing this replacement part.

Key Details

Detail Product information and buyer relevance
Diameter 25.4 mm; match this to the diameter required by your frame.
Length 300 mm; check that this length meets your bicycle’s insertion requirements.
Material and color Alloy, purple.
Part number and quantity 647227; listed as 1 item.

What to Compare Before Buying

  • Check your frame’s required seatpost diameter rather than relying on appearance alone.
  • Confirm that the post works with your saddle-clamp arrangement and that its length is appropriate for your bicycle’s required insertion.

Before You Decide

Verify the required diameter, saddle-clamp fit, and insertion requirements for your bicycle. Follow the bicycle or component manufacturer’s instructions for installation and use.

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