To take the powdercoating off, I used Aircraft Remover to great effect. It just crinkles up and you wipe it off with a sponge. For my A 5 it looked nice, gray body with black parts attached. I even called Tippmann and they sent me a free replacement name tag "jewel" which made the gun look like it was supposed to look like that. I wish I had a picture but I've since changed her all around.
If your glasses fog up and you want to make your own mask fans, here's how;
"My happiness doesn't depend on anything. My heart is always happy. I do have anger issues though."