These are the wrong diameter. Wrong part. Won't fit the Echo
Wheels Mfg. Bicycle Bike Rear Derailleur Hanger w/ Hardware Gary Fisher Trek #6
Oct 31, 2018
Extreme passive aggressive responses.
This had to be ground down 1/6" on front surface to fit into the recess.
It came without the advertised hardware.
Owing to a previous purchase problem, I knew they wouldn't help at all, giving extreme passive aggressive responses.