Fast 2 Road Shoes - Men's, Black rear shock spring The Box Three shifter combines

The Box Three shifter combines performance and value at an affordable price point

LONG LIFE: Engineered rim offset enables balanced spoke tension for improved fatigue life

The heel retention device tightens the top of the heel cup so that the heel doesn’t slide out during steep climbs or sprints

Inverted double chamber design is smaller yet increases the air handling capacity by 58% when compared to our previous design

Fast 2 Road Shoes - Men's, Black rear shock spring The Box Three shifter combinesThe fast and efficient shoe with tested strength and grip for the most demanding rides. Intuitive adjustments and a clean design make the Sidi Fast 2 an easy to use high performance shoe. The Single Tecno 3 system creates a perfect tension balance between the shoes internal and external side, guarantees an excellent closure adapting to every instep The newly designed integrated heel cup is light weight and reinforced to avoid deformations after