What Our Gearhead(R) Experts Are Saying: "The Forza Internal M6 Seatpost Clamp is the kind of small part that makes a big difference. It's designed specifically for Ridley aero frames like the Noah Fast and Kanzo Fast-clean, low-profile, and secure every time."We trust the Forza Seatpost Clamp Internal M6 to keep our Ridley builds sleek and secure. Designed for integrated seatpost systems on models like the Noah Fast Disc and Kanzo Fast, it fits cleanly inside the frame for a flush finish that preserves aerodynamic efficiency. With its M6 bolt design, it delivers consistent, precise clamping force that holds the post firmly in place without adding unnecessary weight or clutter.