SC Traction Bloc et Manchons d'Attache Upper made from perforated synthetic Rear Bafang 500 W Upper made from perforated synthetic leather composite for superior fit and breathability Three durable hook and loop straps distribute clamping force evenly over the top of the foot The offset strap relieves pressure at the highest point of the foot The wraparound upper construction (Surround) reduces overlap and provides a glove like fit XC racing rubber outsole for stable pedal engagement and good walking traction Lightweight nylon sole reinforced with fiberglass for efficient power transfer cela peut avoir un effet négatif sur au moins l'un des autres Collets en aluminium CNC Plusieurs types de gomme pour différents usages