Wheels Manufacturing Derailleur Hanger - 144 MFPN=00.4020.171.000 The Race hardening Hot Box

The Race hardening Hot Box uses our proprietary mix of Rode Graphite and other hot box waxes to saturate

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Rear Derailleur Mount Type 10x1 Standard Rear Der/Shifter Compatibility SRAM Exact Actuation Cage Length Medium Drivetrain Speeds 10 Weight 151 Color Black/Silver Chain Wrap Capacity (teeth) 37 Largest Cog 32

VR60 Silver - A wet snow wax with little or no water present - just high humidity

Wheels Manufacturing Derailleur Hanger - 144 MFPN=00.4020.171.000 The Race hardening Hot BoxWheels Manufacturing Derailleur Hanger 144. 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