absoluteBLACK Premium Oval 110 BCD Road Outer Chainring Shimano Dura-Ace 9100 - 50t 110 Shimano Asymmetric BCD 4-Bolt BLK ModelNumber=K8215 Rotor Included No Color Black

Rotor Included No Color Black Hydraulic Fluid Type Mineral Oil Brake Lever Use Right Rear Der/Shifter Compatibility Shimano Road Adjustable Reach Yes Adjustable Contact Point No Drivetrain Speeds 10 Defined Color Black Front Der/Shifter Compatibility Shimano Road

Color Black Rim Width (Internal) 29 Wheel Size 29+ Defined Color Black ISO Diameter 622 / Road / 29" Front Axle 15mm Thru x 110mm Tire Type Tubeless Ready Clincher Hub/Brake Compatibility Center-Lock Disc

}Promax P-1 Linear Pull Brake - 108mm Black

Smart System Compatible Performance Line CX Drive Unit

}Full Speed Ahead Metropolis Patterson MegaExo 19 Bbottom Bracket English 68mm

absoluteBLACK Premium Oval 110 BCD Road Outer Chainring Shimano Dura-Ace 9100 - 50t 110 Shimano Asymmetric BCD 4-Bolt BLK ModelNumber=K8215 Rotor Included No Color BlackabsoluteBLACK Premium Oval 110 BCD Road Outer Chainring for Shimano Dura Ace 9100 50t 110 Shimano Asymmetric BCD 4 Bolt Black. absoluteBLACK Premium Oval 110 BCD Road Chainrings utilize absoluteBLACKs top tier design features to greatly improve traction and speed. They are designed for Shimano Dura Ace 9100 Ultegra 8000 & 105 R7000 4 bolt cranks only. Optimized with smooth shifting in mind premium chainrings have a 6 point ramp and recess design.