Specifications Number of Chainrings:Double Color:Black Crank Length (mm):165 Pedal Spindle:9/16" Chainline/Hub Compatibility:135/142 Road Disc Hubs < 415 mm Chainstay Rings:46/36 Spindle Interface Type:Shimano Hollowtech II Drivetrain Speeds:11 Defined Col
        
    
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