Shimano 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 |