so is that just polished alu? Are you going to just keep it polished or apply a coating? Seems like you'd have to polish it a lot. I say this cause I've just done the same and am a bit worried about oxidisation.
polish with natural bee wax [that is my old man's advice].. it protects from uneven oxidation
polish with natural bee wax [that is my old man's advice].. it protects from uneven oxidation