Shimano RT-EM300 Disc Brake Rotor Rotor Size:203MM I-Spec II compatibility

I-Spec II compatibility

The G-One R is made for use in light terrain gravel roads and asphalt

Thanks to the Super Race carcass it combines souplesse speed and control at the highest level

Enduro Italian threaded bottom bracket with stainless steel bearings

Made in USA Total Volume 13

Shimano RT-EM300 Disc Brake Rotor Rotor Size:203MM I-Spec II compatibilitySHIMANO 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. Rotor Size (mm) 180, 203 Hub Disc Compatibility Center Lock