Shimano RT-EM300 Disc Rotor 203mm Rim Width (Internal)-21 }* Light and supportive enough

}* Light and supportive enough for crushing climbs

UD carbon construction great for any gravel or adventure bike setup

Designed For 20” - 24” Wheels

LCD shows essential riding data (RANGE/DIST/ODO/AUTO/GEAR)

Easy Entry Loops for quick on/off

Shimano RT-EM300 Disc Rotor 203mm Rim Width (Internal)-21 }* Light and supportive enoughSHIMANO RT EM300 disc brake rotors for speed sensor systems provide exceptional stopping power in all riding conditions. For use with Resin Organic brake pads only. Shimano's CENTER LOCK mounting system makes installing and removing rotors quick and easy thanks to the spine mount and lock ring design. For use with Resin Organic brake pads only Rotor Size (mm) 203 Hub Disc Compatibility Center Lock Rotor Size 203Mm