Wheels Manufacturing Derailleur Hanger - 511

Attaches to frame with (1) M4x12mm Flat Head Screw Thru Axle Thread -M12x1.0 Double Lead Fits Orbea: Avant (2017-2020), Orca Disk (2017-2021), Terra (2017-2021) 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. These hangers DO NOT INCLUDE attachment hardware with the exception of QBP # FS1561 (DROPOUT 399)