Ritchey WCS Alloy 1-Bolt Seatpost Complete Clampset 8 x 8.5mm Rails, Black

Ritchey seatpost clamp kits allow safe and secure clamping of oval shaped saddle rails, such as carbon rails from Fizik (7x9.6mm) and Selle Italia (8x8.5mm) For installing large railed saddles on Ritchey one-bolt posts Complete clamp kit to adapt WCS Allo