I have a complete clamping feed neck and will get you a photo over the weekendIt looks like it should be something like this;
http://i.tfcdn.com/img2/3sVKH3YADcbBDcIwDAXQwj5OqLh1mcpNfkOEG1uJqdTpWA3e6d2_y20apt3Hyi2v-vGs2sf0crclRli46lFC0iPyFY1r841FCjuiCTc4IUm1AZJzJhSlAqUn7UCmhvQmwYlOm_D_8yOUuv8A/fvUG-v8A.B
But with the bolt to attach it too.
My Ego07 has never had one, the rotor I borrowed fit snug. And the rotor I bought is too loose to use in the neck