SIDI Aeron XC Clipless Mountain Shoes - Black 42.5 CheckoutSpec= Neo Chrome Gender/Age Adult Rotational Protection Yes

Gender/Age Adult Rotational Protection Yes Minimum Head Circumference 51 Color Shiny White Size Large Visor Included Yes Multi Impact No Weight 350 Helmet Certifications Complies with the U

52mm 45x45 lower bearing Color Matte Black Bearing Type Cartridge Crown Race 30 Defined Color Black S

This is not as light and stiff as the S/Lab classic boot

The Elite 35mm handle bars are butted and tapered in many steps for optimal fatigue life

they are light

SIDI Aeron XC Clipless Mountain Shoes - Black 42.5 CheckoutSpec= Neo Chrome Gender/Age Adult Rotational Protection YesAeron 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