the outer chainring has been hollow-formed (Hollowglide) from anodised aluminium and carbon fibre-reinforced composite to save weight

most seamless action

Why do you need this

keeping your ride organized and clean

Speed 11 speed

4124 mechanism bibs light brown Size:M the outer chainring has beenConstructed from compressive textiles with high elasticity, the Mechanism Bibs are fitted to match your optimal riding position without restricting mobility. These bibs have been aesthetically and technically designed to integrate seamlessly with the extensive range of Mechanism Jerseys, creating a completely new take on visual design and technical performance.