.223 / 5.56

Noveske 13.7" Infidel 5.56mm Stainless Barrel

Noveske N4 Light 5.56MM Barrel - 16 LP

Nemo Arms 5.56 NATO Barrel - 11.5"

Noveske N4 Light 5.56MM Barrel - 14.5 FSB

Noveske N4 Light 5.56MM Barrel - 16 SB

Noveske Medium Varmint 5.56mm Barrel - 20

Rainier Arms Ultramatch MOD2 .223 Wylde Barrel - 18"

Faxon Firearms Pencil AR-15 5.56 NATO Barrel w/ Integral 3 Port Brake - 16"

Faxon Firearms Gunner AR-15 5.56 NATO Barrel w/ Integral Flash Hider - 16"

Noveske N4 Light 5.56MM Barrel - 10.5 FSB

Faxon Firearms Gunner AR-15 5.56 Nato Rifle Lenth Barrel 4150 QPQ - 18

Ballistic Advantage Premium Series 416R SS 223 Wylde 18" SPR w/ OPS 12

Ballistic Advantage Premium Series .223 Wylde Lo Pro Hanson Barrel - 16" Stainless Steel

Faxon Firearms 5.56 Chrome Lined 4150 5R Barrel

Ballistic Advantage Performance Series 5.56 NATO Hanson Barrel - 10.3" w/ Lo Pro Gas Block

Ballistic Advantage Performance Series Hanson 5.56mm 4150 Chrome Moly Barrel Mid w/ Lo Pro Gas Block-16

Faxon Firearms AR-15 5.56 Nato Pencil Barrel QPQ - 10.5

Rainier Arms Ultramatch MOD2 .223 Wylde Barrel - 20"

Rainier Arms Ultramatch MOD2 .223 Wylde Barrel - 16"

Andro Corp Industries AR-15 5.56mm QPQ Barrel - 8"

Nemo Arms 5.56 NATO Barrel - 7.5" (Contract Overrun)

Rainier Arms Match .223 Wylde Barrel

Rainier Arms Match .223 Wylde Lightweight Barrel

Rainier Arms Mountain MOD2 5.56 NATO Barrel

Rainier Arms 5.56 NATO Barrel - 6.75" Satin (Contract Overrun)

Christensen Arms Carbon Fiber .223 Wylde Barrel - 16"

Ballistic Advantage Modern Series 5.56 Midlength Gov't Profile CMV Barrel - 16"

Ballistic Advantage Modern Series 5.56 Government Barrel - 13.7"

Geissele Cold Hammer Forged AR15 5.56 Barrel

Noveske CHF Chrome Lined Switchblock 5.56 NATO Barrel - 12.5" Leonidas

Rainier Arms Select 5.56 NATO Barrel

Boss Barrels Carbon Fiber 223 Wylde AR-15 Barrel

Rainier Arms Select 5.56 NATO M16A1 Barrel - 20"

Ballistic Advantage Performance Series 5.56 Hanson Barrel - 13.7"

Ballistic Advantage Performance Series 5.56 Hanson Barrel - 12.3"

Faxon Firearms Gunner AR-15 5.56 NATO Mid-Length 4150 QPQ Barrel

Centurion Arms Lightweight Hammer Forged 5.56 Barrel - 16"

Noveske Skinny Light Afghan 5.56MM Barrel - 14.5" FSB

Spinta Precision MK18 5.56 NATO Nitride Barrel - 10.3"

Christensen Arms AR-15 .223 Wylde Carbon Fiber Barrel - 10.5"

VKTR Industries Hammer Forged DI 5.56 NATO Barrel w/ Custom Gas Block

Daniel Defense Cold Hammer Forged 5.56 NATO Barrel

Sons Of Liberty Gun Works 5.56mm Combat V2 Barrel

Sons Of Liberty Gun Works 5.56mm CHF V2 Combat Barrel

Rainier Arms Match .223 Wylde MK12 SPR AR-15 Barrel - 18" Nitride

Rainier Arms Match .223 Wylde AR-15 Barrel - 10.5" Nitride

Rainier Arms Match .223 Wylde Lightweight AR-15 Barrel - 10.5" Nitride

Lewis Machine & Tool (LMT) MRP Mid Chrome Lined 5.56 Barrel - 14.5"