Wheels Manufacturing Derailleur Hanger - 312 CheckoutTitle=SRAM Force22 HRD Caliper hanger # 639

hanger # 639

Frame: ALUXX-Grade Aluminum

Lining: POLYESTER 100%

and a longer groove to improve stability at high speed and on harder snowpack

Wheels Manufacturing Derailleur Hanger - 312 CheckoutTitle=SRAM Force22 HRD Caliper hanger # 639Wheels Manufacturing Derailleur Hanger 312. 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 hanger for your application. CNC