Shimano SLX SM-RT70-L Disc Brake Rotor-Center Lock Color:Silver Bi-Tension system is a tensioned

Bi-Tension system is a tensioned rubber wrap reaching down two sides of the shoe

Insulation: 800-fill RDS®-certified down

Weight: 252g

662-foot Mount Borah

Shimano SLX SM-RT70-L Disc Brake Rotor-Center Lock Color:Silver Bi-Tension system is a tensionedSM 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. Crisp, consistent braking anytime you need