Ritchey WCS 1-Bolt Seatpost (Matte Black) (27.2mm) (350mm) (0mm Offset)

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The Ritchey WCS 1-Bolt Seatpost features the patented SideBinder clamp design that uses a single 5mm bolt for quick, secure adjustment.


  • Patented SideBinder 1-bolt fore/aft and tilt adjustable rail clamp, fits standard 7 x 7mm rails
  • One-piece 3D forged alloy post.

Diameter: 27.2mm
Length: 350mm
Offset: 0mm or 20mm
Material: Aluminum
Color: Matte Black
Weight: 195g

This product was added to our catalog on August 15, 2019

Verified Owner
Thursday, Nov 19 2020 (about 2 years ago)
Ritchey WCS 1-Bolt Seatpost (Matte Black) (27.2mm) (350mm) (20mm Offset)
Love this seatpost. Very easy to adjust your saddle position. I would suggest mounting your saddle in the post first. Probably tricky to fit the saddle if you try to do it with the post in the frame. Really excellent fit and finish. Mounted a new Ritchy WCS Streem Ti saddle at the same time. Love the combination. Separate issue but that saddle is great but of course YMMV.