Fast Feet Sock Size:L/XL Park Tool CL-1

Park Tool CL-1

RD-M6000-GS

10-42 Compatible

The Timo Boll Control blade provides stability and security for passive play and assists in well controlled attacking shots

This list is not extensive

Fast Feet Sock Size:L/XL Park Tool CL-1Castelli's fast feet aero cycling socks are constructed with engineered grooved Lycra to help detach airflow, with the intention of improving aerodynamics for faster riding. The lower portion of the sock is based on Castelli's time proven Rosso Corsa, with the aim to provide comfortable coverage and good ventilation. Around the ankle, the make up changes to that distinctive grooved Lycra, which has a feel similar to a jersey or set of bib shorts.