Cleaning the Bolt Carrier Group

l Clean the outer and inner surfaces of the bolt carrier with a general-purpose brush. l Clean the bolt carrier key with a pipe cleaner. l Clean the locking lugs, gas rings, and exterior of the bolt with the general-purpose brush. l Insert a swab into the rear of the bolt and swab out the firing pin recess and gas ports.


Do not reverse direction of the brush while it is in the chamber.

l Clean the extractor with the general-purpose brush, ensuring all the carbon is removed from underneath the extractor lip.

l Clean extractor pin, firing pin, and firing pin retaining pin using the general-purpose brush and CLP.

l Clean charging handle assembly with the generalpurpose brush and patches.

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