Wheels Manufacturing Derailleur Hanger - 20 Diameter-30.9mm The large diameter pneumatic wheels

The large diameter pneumatic wheels can be used on surfaces where it’s impossible to roller ski on smaller diameter solid wheels

SpeedCORE Technology

fits Shimano (A-type 2-piston) compound organic

} Unidirectional carbon fiber riser bar with 35mm stem clamp area

}Full Speed Ahead Omega Stem - 90mm 31

Wheels Manufacturing Derailleur Hanger - 20 Diameter-30.9mm The large diameter pneumatic wheelsWheels Manufacturing Derailleur Hanger 20. 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