Barrel extension, bore and chamber

2-1 Clean the Rifle

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   C1.  Lugs in the barrel extension, bore, and chamber.
   C2.  Bolt carrier.
   C3.  Slide cam pin area.
   C4.  Clean the piston rings.
   C5.  Outside the bolt body.
   C6.  Inside the bolt carrier.

Clean the lugs in the barrel
extension, bore, and chamber.