Maintain an M4 or M4A1 Carbine Reviews
Clean Bolt Carrier Group
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<img src="../../images/a392p0110s03p0010.gif" width="760" height="445" border="0">
&pageText=To clean the bolt carrier group of the M4/M4A1 carbine, these steps must be completed:& &label1=Clean bolt carrier& &label2=Clean carrier key& &label3=Clean firing pin recess and firing pin& &label4=Clean firing pin hole& &label5=Clean locking lugs& &label6=Clean bolt ring and extractor& &popText1=Clean the outer and inner surfaces of bolt carrier with a rag and CLP. & &popText2=Clean the carrier key using a worn bore brush.& &popText3=Clean the firing pin recess and firing pin with a brush and CLP.& &popText4=Clean the firing pin hole with a pipe cleaner and CLP.& &popText5=Clean the carbon deposits and dirt from the locking lugs with a cleaning brush and CLP.& &popText6=Clean the areas behind the bolt ring and under the lip of the extractor with a brush and CLP. &
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