Flitz gun Polish a/o Eezox, or both
I like to lubricate my aluminum feed ramp when I clean my Sig-232. Are there any members out there that do this and do you use a light film of grease or oil?
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As mentioned, oil or grease left on the feed ramp is really not a good thing, quite the opposite.
Having had a Sig P232 SL, but replaced it with a SA EMP 1911, both feed ramps required special attention (for reliable feeding) and I would simply apply some Flitz gun polish after I got thru cleaning the ramps with Eezox, let it stand for a bit to bond with the metal pours (making metal to metal contact slippery) and if barrel was out, using gun pad for up and down applications and removal and if barrel is in gun, using Q-tip for same up and down only (vertical direction) applications and removal..
Works like a charm, and neither product attracts spent powder, which your oil or grease will, quickly, making a nice goo, especially after it cools down.
Go with Flitz gun polish first
Get some *Eezox second, if you can find it. *use sparingly, as a little goes a long ways as in "less is more" and do not be tempted with "more must be better" cause it is not, like anything you use on your gun.
Ls