Wheels Manufacturing Derailleur Hanger - 323 Specialized both sides of hanger ModelNumber=12270 Aero wheels have Aero 111

Aero wheels have Aero 111 26mm front tire and GP 5000 STR 28mm rear tire (Front & rear sold separately)

Super strong foot retention pedal strap system

Shift features on each cog are optimized for electronic shifting so you’ll get fast smooth and precise shifts every time

The Bosch plug can also easily be clipped off for direct wiring into other ebike systems

Wheels Manufacturing Derailleur Hanger - 323 Specialized both sides of hanger ModelNumber=12270 Aero wheels have Aero 111Wheels 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 hanger for your application. CNC machined 6061 aluminum Made in the USA Fits Brand