Shimano RT-EM300 203mm Disc Rotor w/ Int + Ext Serration Lock Ring Insert Cushioned EVA foam midsole for

Cushioned EVA foam midsole for comfort and impact absorption

The ultimate accessoiry for every racer

and they come with a lifetime warranty

170mm of smooth

Shimano RT-EM300 203mm Disc Rotor w/ Int + Ext Serration Lock Ring Insert Cushioned EVA foam midsole forShimano Steps Center Lock Disc Brake RotorShimanpo RT EM300 disc brake rotors for speed sensor systems provide exceptional stopping power in all riding conditions. Shimano's Center Lock mounting system makes installing and removing rotors quick and easy thanks to the spine mount and lock ring design. Technical SpecificationsCenter Lock disc brake systemWide type disc brake rotorNot compatible with metal brake padRecommended Brake kit: MT520 MT500