Description
The SIDI Aeron XC Clipless Mountain Shoes in black (size 40) offer advanced construction and a precise fit designed for cross-country performance. The ripstop upper with TPU bumpers provides lightweight durability and tear resistance for off-road protection. Dual NUUN 001C dials and an adjustable instep allow quick and secure tension control, while the external Firmor reinforcement and tool-free heel adjuster stabilize the foot for consistent support. The shoe features a full carbon X2FC sole with a stiffness index of 11 and integrated toe lugs, delivering efficient energy transfer and strong traction. The closure includes Velcro straps, and the cleat bolt pattern is 2-bolt. These unisex shoes combine protection, responsiveness, and stability for mountain biking.
- Designed for cross-country cycling with advanced construction and precision fit for performance.
- Ripstop upper with TPU bumpers offers lightweight durability and tear resistance.
- X2FC full carbon sole with stiffness index 11 supports efficient power transfer and impact protection.
- Dual NUUN 001C dials and adjustable instep provide fast tension control and a customized fit.
- Tool-free heel adjuster and Firmor X reinforcement stabilize the foot for secure, locked-in support.





