2-1 Clean the Rifle

  
  

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   B1.  The outer and inner bolt surfaces of the bolt carrier.
   B2.  Clean the carrier key.
   B3.  The firing pin recess and firing pin.
   B4.  The firing pin hole.
   B5.  The locking lugs.
   B6.  Clean behind the bolt ring and under the lip of the extractor.

Clean the outer and inner surfaces of
the bolt carrier.