Shimano RT-EM300 Disc Rotor 203mm ModelNumber=K3930 }Supernova Bosch Connection Cable

}Supernova Bosch Connection Cable

2-Way Release means that shifts can be released with the pull of the index finger for push of the thumb

}Shimano STEPS DC-EP801-B Drive Unit Cover - Left

9 Band Clamp 56t Max Shimano Compatible

Shimano RT-EM300 Disc Rotor 203mm ModelNumber=K3930 }Supernova Bosch Connection CableShimano RT EM300 Disc Rotor 203mm. SHIMANO RT EM300 disc brake rotors for speed sensor systems provide exceptional stopping power in all riding conditions. Shimanos CENTER LOCK mounting system makes installing and removing rotors quick and easy thanks to the spine mount and lock ring design. TECH SPECS Rotor Size (mm) 203 Hub Disc Compatibility Center Lock