SIDI Aeron XC Clipless Mountain Shoes - Black 40 MFPN=11654013 Hollow inner and outer plates

Hollow inner and outer plates and pins to reduce weight and help shed mud

Super smooth CeramicSpeed grade 3 Silicon Nitride balls are matched (within microns) with hardened steel raceways that feature an ultra-smooth polished groove

1/2 inch mounting hardware sold separately (2 sets required per shock)

while still being low enough to provide ample grip with hard grip waxes

Premium biobased formula made with natural ingredients

SIDI Aeron XC Clipless Mountain Shoes - Black 40 MFPN=11654013 Hollow inner and outer platesAeron 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