If you've got a Ritchey WCS 1 Bolt Seatpost and you'd like to run a saddle with odd sized rails, you'll need this kit in order to make the magic happen. Installation is pretty straightforward. Just remove the existing hardware and replace it with this kit. Mount your saddle and you're ready to ride.
These are only compatible with Ritchey WCS Alloy 1 Bolt and WCS Carbon 1 bolt Seatposts. Kits are specific to either carbon or alloy seatposts and are not interchangeable. This is NOT designed to fit any other brand of seat post.
Alloy 7x9.6 is for Ritchey WCS Alloy 1 Bolt & fits Fizik brand saddles with carbon rails
Alloy 8x8.5 is for Ritchey WCS Alloy 1 Bolt & fits various saddles with elliptical carbon rails, e.g. Selle Italia carbon rails
Carbon 8x8.5 is for Ritchey WCS Carbon 1 Bolt & fits various saddles with elliptical carbon rails, e.g. Selle Italia carbon rails
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