I just got the copper out of my barrel a couple of weeks ago using the gunslik it took around 5-6 days I just squirt foam , tape up barrel & leave upside down till the nxt day & repeat till its gone.
I just got the copper out of my barrel a couple of weeks ago using the gunslik it took around 5-6 days I just squirt foam , tape up barrel & leave upside down till the nxt day & repeat till its gone.
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