Check with Dawson Precision I think you will find what you need, if not call them they are good people to deal with.

https://dawsonprecision.com/

Here ya go.

http://i196.photobucket.com/albums/a...vat/45Grip.jpg

Love that rear sight. Like a white dot front myself so i just find wifes nail polish drawer. I think that rear is a great stock sight imo

I got a set of Fusion sites for my Citadel, which IIRC is the same slide cut as RIA.