SwissStop Catalyst One 6 Bolt Rotor 140mm ISO 6B CheckoutTitle=SRAM Bosch X-Sync 2 Steel Eagle Direct Mount Chainring - 38T Easy Allen wrench installation

Easy Allen wrench installation

}Wheels Manufacturing Derailleur Hanger 339

} Replacement ratchets

}Surly Midnight Special Bike - 650b Steel Black 54cm

OTHER: 82% Nylon

SwissStop Catalyst One 6 Bolt Rotor 140mm ISO 6B CheckoutTitle=SRAM Bosch X-Sync 2 Steel Eagle Direct Mount Chainring - 38T Easy Allen wrench installationSwissStop Catalyst One Disc Rotor 140mm 6 Bolt Silver. The SwissStop Catalyst One Disc Rotor is designed to provide simple but powerful braking. Engineered for optimum heat dissipation and reliable performance from cyclocross to downhill. Features the tested and proven Catalyst brake ring 1. 95 mm thickness Compatible with all sintered and organic pad compounds Optimized for SwissStop EXOTherm2 and Disc RS TECH SPECS Hub Disc Compatibility 6 Bolt Pad