FROM THE MANUFACTURER

SHIMANO's SM-RT66 6-bolt disc brake rotors deliver consistent stopping power in all riding conditions. The disc brake rotor's reliable anti-loosen plate construction makes for quick and secure installation.

FEATURES

• Larger disc brake rotor option provides consistent brake performance with more power
  • 220mm disc brake rotor provides 10% more stopping power than 203mm
• Easy to install anti-loosen plates help secure disc brake rotor bolts in place
• Resin/Metal pad compatible