SBR Barrels & Upper Receivers

DD URG DD4 RIIIS 11.5" 5.56 BLK/FDE

Daniel Defense

RADIAN UPPER 10.5" 223 WYLDE BLACK

Radian Weapons

RADIAN UPPER 10.5" 223 WYLDE BROWN

Radian Weapons

RADIAN UPPER 9" 300 BLK ODG

Radian Weapons

RADIAN UPPER 10.5" 223 WYLDE FDE

Radian Weapons

RADIAN UPPER 10.5" 223 WYLDE GRAY

Radian Weapons

RADIAN UPPER 9" 300 BLK BROWN

Radian Weapons

DD MK18 URG UPPER 556 10.3" MK18 FDE

Daniel Defense

GE URG-I NC 556NATO 10.3" BLK/DDC

Geissele Automatics

GE URG-I NC 556NATO 11.5" BLK/DDC

Geissele Automatics

RADIAN UPPER 9" 300 BLK BLACK

Radian Weapons

RADIAN UPPER 9" 300 BLK FDE

Radian Weapons

FN BBL ASSEMBLY SCAR 16S 10"

FN America

HK UPPER MR556A4 5.56 11" BLK

Heckler & Koch

RADIAN UPPER 10.5" 223 WYLDE ODG

Radian Weapons

FN BBL ASSEMBLY SCAR 17S 13"

FN America

RADIAN UPPER 9" 300 BLK GRAY

Radian Weapons