Just picked up my 365 and broke it down for it’s initial cleaning. I noticed what looks like corrosion in the inside of the slide on the muzzle end. The metal is smooth, and it has not been fired or left out anywhere. Picture is attached. Any ideas? Is this normal?
I currently live in AZ but my home is in Southwest Louisiana right on the gulf. Salt water is everywhere, including the air. I have a P229R and am looking to get the best protection for it. I know the M11-A1 and MK25 come with phosphate coated internals, which would help I would...