-Centurion Arms CM4 stripped upper receiver
-Faxon Gunner 16" midlength w/ pinned gas block
-Midwest Industries Slimline 12.625" MLOK
-SOLGW BCG
-BCM ejection port cover
--BCM forward assist
Негізгі бет AR-15 Complete Upper Assembly Tutorial (Centurion CM4, Faxon Gunner, Midwest industries Slimline)
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