SBR Barrels & Upper Receivers

FAXON MATCH BBL 338ARC 12.5" GNNR

Faxon Firearms

FAXON MATCH BBL 338ARC 9" GNNR

Faxon Firearms

FAXON MATCH BBL 338ARC 11.5" GNNR

Faxon Firearms

FAXON DUTY BBL 556NATO 13.9" MID GNR

Faxon Firearms

FAXON DUTY BBL 556NATO 12.5" MID GNR

Faxon Firearms

FAXON DUTY BBL 556NATO 11.5" MID GNR

Faxon Firearms

FAXON DUTY BBL 556NATO 10.5" SOCOM

Faxon Firearms

FAXON DUTY BBL 556NATO 10.5" PENCIL

Faxon Firearms

FAXON DUTY BBL 300BLK 10.5" GNNR BLK

Faxon Firearms

FAXON BBL 8.6BLK 12" BIG GUNNER

Faxon Firearms

FN BBL M16 BB 10.5" CARB LENGTH 556

FN America

DD BBL ASSY 300BLK 1-8 CHF 10.3"

Daniel Defense

DD M4V7S UPPER URG 11.5" 556NATO

Daniel Defense

DD M4 UPPER 300BLK 10.3" BLKT UPPER

Daniel Defense

DD BBL ASSY 5.56 1-7 14.5" LW MID

Daniel Defense

DD BBL ASSY 5.56 1-7 CHF 14.5" GOV M

Daniel Defense

DD BBL ASSY 5.56 1-7 CHF 11.5" GOV C

Daniel Defense

DD BBL ASSY 5.56 1-7 CHF 10.3" CARB

Daniel Defense

DD BBL ASSY 556 1-7 CHF 10.3" GOV CR

Daniel Defense

DBB BBL 300 BLK 10.5" PSTL BLK

Diamondback Barrels

COLT M4 UPPER 5.56 11.5" LW BLK

Colt's Manufacturing

COLT EPR UPPER KIT 5.56 14.5" BLK

Colt's Manufacturing

COLT LE6921 UPPER 556NATO 14.5"

Colt's Manufacturing

CMMG BBL BCG KIT 5" 9MM 4140CM SBN

CMMG