What Our Gearhead(R) Experts Are Saying: "This Forza integrated seatpost clamp is one of those small but essential parts that keeps your ride dialed. It's made for Ridley frames using 27. 2mm seatposts, and the M6 bolt gives it the right amount of torque and durability for consistent performance."We count on the Forza Integrated Seatpost Clamp when precision fit matters most. Designed specifically for Ridley frames like the Grifn, Fenix SLiC, and Kanzo Adventure, it ensures a snug and secure hold for 27. 2mm seatposts without adding unnecessary bulk. Lightweight, minimal, and reliable-just what we want from an integrated clamp that does its job quietly ride after ride.