SwissStop Catalyst Race Disc Rotor - 140mm CenterLock Silver/Black CheckoutSpec= 20x110mm Boost TA Height adjustment (3 step)

Height adjustment (3 step)

for consistent braking performance

}Shimano Dura-Ace R9100 Hollowtech II English Bottom Bracket

BB Included No Chainline/Hub Compatibility 141/148 Boost Hubs Chainring BCD Direct Mount SRAM Color Black Crank Intended Use Mountain Crank Length (mm) 170 Defined Color Black Drivetrain Speeds 12 Number of Chainrings Chain Retaining Single Pedal Spindle 9/16" Rings 32 Spindle Interface Type SRAM DUB keyword search 55mm Chainline

SwissStop Catalyst Race Disc Rotor - 140mm CenterLock Silver/Black CheckoutSpec= 20x110mm Boost TA Height adjustment (3 step)SwissStop Catalyst Race Disc Rotor 140mm CenterLock Silver Black. The SwissStop Catalyst Pro Disc Rotor is the most lightweight rotor option from SwissStop. The two piece rotor does not sacrifice performance and features a spider design that offers improved aerodynamics. 12% lighter than Catalyst Pro Two piece construction Brake ring dimensions are optimized for race pads 1. 8 mm thickness Aluminum alloy spider provides increased stiffness New spider