In the interest of helping others who wish to change their Neos derailleur to something else, here is what I have found:

From Litepro on the Aliepress site you have several companies offering the adaptor hanger in 3 colours, red,black and silver. Prices range from 17-20 US dollars with most offering free shipping.

I have not ordered yet but with a birthday coming up I might save myself the weird look when I say what I want.

also, what it will go on: