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The Dura-Ace 9100 RT900 Centerlock alloy rotors are eye-catching, offer smooth braking and boast cooling fins for your long descents. 2018 Specialized S-Works CruX cyclocross bike, with Shimano Dura-Ace 9100. © Cyclocross
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DURA ACE SM RT900 rotor bike disc brake rotors RT900 140mm 160mm|bike disc brake rotor|brake rotordisc brake rotor - AliExpress
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