Shimano Ultegra SM-RT800-SS Disc Brake Rotor - 140mm, Center Lock, Silver Cassette & Freewheel Tools UPC: 847746038344

UPC: 847746038344

Power-Torque and Over-Torque bottom brackets

157864-Q0-L

123064-Q0-L

UPC: 821973218328

Shimano Ultegra SM-RT800-SS Disc Brake Rotor - 140mm, Center Lock, Silver Cassette & Freewheel Tools UPC: 847746038344Shimano 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): 140 Hub Disc