Description
The SIDI Aeron XC Clipless Mountain Shoes in Black, size 44, are designed for cross-country performance. They feature a ripstop upper with TPU bumpers that provide lightweight durability and tear resistance for off-road protection. The shoe includes dual NUUN 001C dials and an adjustable instep for quick, precise tension control and a secure fit. External Firmor reinforcement and a tool-free heel adjuster stabilize the foot for consistent support. The X2FC full carbon sole, with a stiffness index of 11 and integrated toe lugs, delivers efficient power transfer and reliable traction. These unisex shoes use a 2-bolt cleat pattern and close with Velcro straps.
- Designed for XC performance with advanced construction and precision fit for mountain biking.
- Ripstop upper with TPU bumpers provides lightweight durability and protection from tears.
- Dual NUUN 001C dials and adjustable instep allow fast, precise tension control and secure fit.
- Full carbon sole with stiffness index 11 and rubber coverage delivers efficient energy transfer and traction.
- Tool-free heel adjuster and Firmor X reinforcement offer stable support and consistent foot lockdown.





