Its not a sticker. It appears that each tiny letter is embossed onto the gun, probably was laid with a sticker and heat transferred onto pistol. But it doesn’t feel raised like i can peel it off. I noticed that the Euro versions i see on utube dont have it. Looks way better without it.
Just strip the gun, have it coated, painted in something else. All white will be gone.
If the gun is black enough, use a felt tip marker. Cover all of the white, let it sit a few seconds to partially dry, then lightly wipe it off with your fingers. Has worked well for me. But it the gun isn't black...
JC at Airgun Detectives has a very good video on how to get rid of the white lettering on steel, aluminum, and composite frames and slides, I recently purchased a Springfield 1911 A-1 Mil-Spec BB pistol, that had white lettering on the frame and slide and after watching his video I was able to hide it without difficulty in about 10 minutes, and without damaging the finish.
I know a guy who was using some leather re-colouring balm on one of his holsters and decided to try it on his ASG X-9 with good results. I am guessing that you can get something similar in the US.
Don't know if this link will work, but it is the relevant thread on a UK forum.
There’s nothing worse than unsightly white lettering on a black gun, especially those that seem to have half the manual printed on the side of the slide ! I’ve seen (and tried) various attempts at