Shimano SLX SM-RT70-SI Disc Brake Rotor - 160mm Center Lock Silver

Shimano SLX SM-RT70 disc brake rotors deliver powerful and consistent brake performance for all riding conditions. The ICE TECHNOLOGIES rotor significantly reduces heat build-up in the brake system to ensure consistent high performance braking even on the steepest downhill stretches. Shimano's center-lock mounting system makes installing and removing rotors quick and easy thanks to the spine mount and lock ring design.3-layer structure with aluminum core and two stainless steel outer layers reduces rotor surface temperature approximately 100 degrees Celsius compared to all-steel rotorsAluminum spiderIncludes lock ring with external serrationRequires external-type rotor lock ring when installing onto 15/20mm axle hub