Shimano Ultegra SM-RT800-S Disc Brake Rotor - 160mm, Center Lock, Silver Hub Parts & Accessories UPC: 710845845987

UPC: 710845845987

UPC: 072774138937

- Steel cogs (top 2 mounted to spider)

High security locking mechanism

711472-Q90-L42B02

Shimano Ultegra SM-RT800-S Disc Brake Rotor - 160mm, Center Lock, Silver Hub Parts & Accessories UPC: 710845845987Shimano Ultegra SM RT800 Center lock Disc Rotors Freeza technology, 3 layer structure with aluminum core and stainless steel outer layers and additional aluminum cooling fins reduces rotor surface temperature approximately 150 degrees Celsius compared to all steel rotors Aluminum spider Includes standard type rotor lockring Requires external type rotor lockring when installing onto 15 20mm axle hub Product Specifics Rotor Size (mm): 160 Hub Disc