Pilo D39 Black Derailleur Hanger - Fits:rocky-mountain Vertex, Fusion, Trailhead, Latitude, Etsx Ellsworth Voodoo Anodized BLACK 6061 T651 U.S. Aircraft Aluminum High Israeli Quality CNC Manufacturing High Quality Israeli CNC Machined Part Consult Your Bicycle Professional for Proper Installation Please compare the picture to the hanger you have on your bike in order to find the right part