AR15.Com Archives
 Rust on Colt 6920 flash hider
CAR_16  [Team Member]
11/10/2011 7:41:51 PM
I am fairly certain this is rust:


Can I get an A2 swapped out for an A2?
bigbore  [Industry Partner]
11/10/2011 7:52:36 PM
Some WD-40 and a hard bristly brush should remove whatever that is.
CAR_16  [Team Member]
11/10/2011 8:35:26 PM
Originally Posted By bigbore:
Some WD-40 and a hard bristly brush should remove whatever that is.


Brass or nylon bristles?
bigbore  [Industry Partner]
11/10/2011 9:25:04 PM
Brass
CAR_16  [Team Member]
11/11/2011 10:43:54 AM
Should I pre-soak it, or just spray and scrub?

Also, how about oxpho blue for taking care of the exposed metal?
GreenM4Guy  [Industry Partner]
11/17/2011 9:22:53 AM
spray, scrub, blue.
an_hero  [Member]
11/27/2011 5:35:07 AM
I avoid shooting mine because that part tends to get really dirty
CAR_16  [Team Member]
11/27/2011 9:26:08 AM
Originally Posted By an_hero:
I avoid shooting mine because that part tends to get really dirty


Dirt, carbon, and crud are just fine with me. Corrosion is different.