Shimano Dura-Ace ST-R9170 Di2 11-Speed Right Shift/Brake Lever Fits Brand-Knolly Kits are made up of

Kits are made up of multiple universally designed shapes and sizes to cover all the high-risk areas

Color Black Rings 42 Number of Chainrings Single Crank Length (mm) 175 Crank Intended Use Road Drivetrain Speeds Single Speed 3/32" Weight 1626 BB Included Yes Pedal Spindle 9/16" Spindle Interface Type FSA MegaExo Chainring BCD 130 Chainline/Hub Compatibility 145 Hubs Defined Color Black

Double-Air spring system: high volume positive and negative air springs

}RockShox Reverb and Reverb Stealth IFP Tube 125mm

Shimano Dura-Ace ST-R9170 Di2 11-Speed Right Shift/Brake Lever Fits Brand-Knolly Kits are made up ofShimano Dura Ace ST R9170 Di2 11 Speed Right Shift Brake Lever. ST R9170 Dura Ace Di2 Shift Brake LeverShimano Di2 compatible hydraulic brake levers An updated button feel and layout ensure precise shifting while enhanced ergonomics guarantee comfort allowing you to concentrate on the effort at hand Ergonomic brake and shift lever position with Shimanos Reach Adjust technology to suit any hand size or rider preference TECH SPECS Rotor Included No