D.I.Y. because I'm creative, but cheap.

I don't want to plunk $$ down on sights for the ATI, but I wanted something other than black on black. It just has that front blade (it's flat, no little recessed divot-like area).

I bought some glow-in-the-dark paint... It's made for fishing lures, so I know it will withstand elements... I bet that makes it hardy to stand up to cleanings, too.

Since the front sight I put paint on does not have that cut-out, I just put a bead of paint on the flat blade;

 This is what it looks like with the lights off;

 This is what I used;