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.

Note

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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