Hayes Post Disc Brake Adaptor for IS Mount Front 203mm Rotor Diameter Model=XX1 Eagle XG-1299 12-Speed Cassette 0 Length 291 Spoke Interface

0 Length 291 Spoke Interface J-Bend Defined Color Black

}Wheels Manufacturing Grade 300 1/4" Loose Ball Bearing: Bottle of 250

Direct Mount Type Direct Mount SRAM Tooth Count 30 Drivetrain Speeds 10 Drivetrain Speeds 11 Drivetrain Speeds 12 Defined Color Black Material Steel Ring Position/Type Chain Retaining Single Ring Round or Oval Round Offset 3 Chainline/Hub Compatibility 141/148 Boost Hubs

}Surly Ultra New Rear Hub - Threaded x 135mm 6-Bolt Fixed Black 32H

Hayes Post Disc Brake Adaptor for IS Mount Front 203mm Rotor Diameter Model=XX1 Eagle XG-1299 12-Speed Cassette 0 Length 291 Spoke InterfaceHayes Post Disc Brake Adaptor for IS Mount Front 203mm Rotor Diameter. Disc brake adaptors to fit standard post mount brakes to a variety of fork and frame mounts. Includes mounting bolts TECH SPECS Brake Caliper Type Post Mount Mount Rotor Size Front IS 203 Rotor Weight 45