5.56x45mm NATO Rifles

ROCK RIVER ARMS LAR-15 Ascendant ATH 5.56 NATO / 223 Rem 18" 30rd Semi-Auto Rifle | Black

ROCK RIVER ARMS LAR-15M 7" A4 Pistol w/ SBA3 Arm Brace

ROCK RIVER ARMS LAR-15 ATH

ROCK RIVER ARMS LAR-15 X-1 5.56/223 18" 6-Pos 30+1 Operator Car

Rock River Arms Completed Upper Receiver Left Handed RAGE 2G .223/5.56mm 10.5 Inch Barrel Pistol Profile 1/2-28 Thread Free-Float Handguard A2 Flash

ROCK RIVER ARMS Mid A4 LEF-T Rifle 5.56/223

ROCK RIVER ARMS A4 Varmint 5.56/223 LH 20" 30

ROCK RIVER ARMS A4 Varmint LEF-T Rifle 5.56 18

ROCK RIVER ARMS Tact Operator LH Carb 5.56 16"

ROCK RIVER ARMS LAR-15 BTB Carbine 5.56 NATO/223 Rem 16" Tan

ROCK RIVER ARMS LAR-15 BTB Carbine 5.56 NATO/223 Rem 16" Black

ROCK RIVER ARMS LAR-15 Lightweight XL 556/223 16" Rfile

ROCK RIVER ARMS LAR-15 Lightweight Mid 556/223 16" Rfile

ROCK RIVER ARMS LAR-15 NM A4 5.56 NATO/223 Rem 20" Rifle

ROCK RIVER ARMS LAR-15 NM A2 5.56 NATO/223 Rem 20" Rifle

ROCK RIVER ARMS LAR-15 NSP Mid-Length 556/223 16" Black Rfile

ROCK RIVER ARMS LAR-15 NSP Carbine 556/223 16" Tan Rfile

ROCK RIVER ARMS LAR-15 NSP Carbine 5.56 16" 3

ROCK RIVER ARMS LAR-15 Delta Car 556/223 16" Rfile

ROCK RIVER ARMS LAR-15 STD A4 5.56/223 20" CHR

ROCK RIVER ARMS LAR-15 TACTICAL CAR A4

Rock River Arms Completed Upper Receiver Entry Tactical A4 .223/5.56mm 16 Inch Barrel 1-9 Twist 1/2-28 Thread R4 Handguard A2 Flash Hider Black

Rock River Arms 16in Mid LTWT CL Barrel Assembly Black

ROCK RIVER ARMS LAR-15 Fred Eichler Predator2 5.56/223 16" Gray