Shimano SLX SM-RT70-M Disc Brake Rotor – 180mm Center Lock Silver. Shimano SLX SM-RT70 center-lock disc brake rotor delivers powerful and consistent brake performance in all riding conditions.

• 3-layer structure with aluminum core and two stainless steel outer layers reduces rotor surface temperature approximately 100 degrees Celsius compared to all-steel rotors
• Aluminum spiderIncludes lock ring with external serration
• Requires external-type rotor lock ring when installing onto 15/20mm axle hub

If your new rotors are a different size than the ones you’re replacing, then you’ll need new brake adapters! Check out our guide to getting the right brake adapters to spend less time on the computer and more on the trails.

• TECH SPECS