SIDI Aeron XC Clipless Mountain Shoes - Black 43 MFPN=100017-9900-42 Footprint approximately 16

Footprint approximately 16

8mm Jet Black

Dual NUUN dials and a High-Density Instep ensure precise adjustment while the R3CC carbon composite sole and External Heel provide stable efficient power transfer on every ride

The G23 has a generous 23mm internal width specifically conceived to meet the performance and ride quality demands of serious mixed surface cyclists

SIDI Aeron XC Clipless Mountain Shoes - Black 43 MFPN=100017-9900-42 Footprint approximately 16Aeron redefines XC performance through advanced construction and precision fit. The ripstop upper with TPU bumpers offers protection without added weight while dual NUUN 001C dials and external Firmor reinforcement ensure secure responsive support. A fast adapting instep and UNUM tongue deliver a pressure free fit complemented by a tool free heel adjuster for fine tuned stability. The sole with stiffness index 11 and generous rubber coverage offers