Wheels Manufacturing Derailleur Hanger - 323 Specialized both sides of hanger CheckoutSpec= Sandy Black }SRAM Disc Brake Caliper Piston

}SRAM Disc Brake Caliper Piston Kit - For Guide R/RS/RSC (A1-B1) and Guide T (A1)

5mm top cover = 16mm total stack

}Wheels Manufacturing Carbon Headset Spacer - 1-1/8" 10mm Matte 5 pack

}Zipp Spring and Pawl Set - ZM2

} Hub Bearings - Front - ZM2 SL

Wheels Manufacturing Derailleur Hanger - 323 Specialized both sides of hanger CheckoutSpec= Sandy Black }SRAM Disc Brake Caliper PistonWheels Manufacturing Derailleur Hanger 323 Specialized both sides of hanger. Wheels Manufacturing hangers are stiffer than almost any OEM hanger which improves durability and shifting performance. OEM hangers are only produced by a handful of manufacturers mostly in Taiwan and China. As a result you will see many bikes with exactly the same hanger. Bicycle manufacturers may make mid year changes. Please use the hanger photos to select the proper