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The hollow forged crank maximizes power transfer while limiting weight
2 Color Black Defined Color Black Material Aluminum Rise 8
6 Defined Color Blue Stack Height 40 Weight 135 Color Turquoise Rise 6 Material Aluminum Length 40 Bar Clamp Diameter (mm) 35
Compound Organic Backing Plate Material Steel Designed for ebike Yes Heat Sink No
} SRAM's lightest
Wheels Manufacturing Derailleur Hanger - 641 MPFN-00.6718.028.004 The hollow forged crank maximizesWheels Manufacturing Derailleur Hanger 641. 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
