- Upper: Monocoque microfiber with internal mesh – breathable and supportive- Closure: Dual NUUN 001C aluminum dials – precise and aerodynamic- Tongue: UNUM Ergo anatomical tongue – reduces pressure on the instep- Heel: Tool-free adjustable counter – customizable and removable- Footbed: Memory Fit with silicone grip – secure comfort and power transfer- Chassis: DUO-FIT carbon – maximum stiffness and control- Outsole: R1FC carbon with Nexus Bridge – stiffness index 12- Cleat Setup: Independent adjustment for personalized positioning- Replaceable Parts: Heel pads and dials fit 1 2 3 4 5 6 7 8 9 10 recreational performance stiffness 5 6 7 8 9 10 11 12 min max