Rivendell and Nitto teamed up and came out with this beauty of a seat post. It's a steel shaft with a Riv style lug perched atop it. It's got a 2 bolt clamp like the S83 so you can hang your 18" cast iron camp pan off the back of your saddle and not have to worry about the guts slipping.
Made in Japan using Chromoly Steel
Diameter- 27.2 Only
Two Bolt Design
Rail Clamp Width (Center-Center)- 44mm
Length Above Minimum Insertion Line- 175mm