Rainier Arms Mountain MOD3 Series 5.56 NATO AR-15 Threaded Barrel, 12.5 Inch, Carbine Length, 1-8 Twist, 1/2X28, Black, Medium, RAB-CMV-556-125-M-NF-BLK

Criterion Barrels AR-15 Barrel, Hybrid Contour, .223 Wylde, 12.5 Inch, Carbine Length,1-8 Twist, 1/2X28 Thread, Chrome Lined Finish, 120, Black, 15120-HY6

Rainier Arms Match Series 6.5 Grendel AR-15 Threaded Barrel, 12.5 Inch, Mid Length, 1-8 Twist, 5/8 X 24, Nitride, Black, Medium, RAB-M-65G-125-M-NF-BLK

Hitman Industries AR-15 .300 AAC Blackout Government Rifle Barrel, 12.5 Inch, 1-7 Twist, Pistol Length, Crmov, Black, 300P12.5GOV50B7

V Seven AR-15 5.56 Stainless Match Barrel Medium Contour, 12.5In, 556M7T 12.5

BSF Barrels AR Carbon Fiber Barrel, AR-15, 6.5mm Grendel, 12 In, Carbine Length, 1-8 Twist, Fluted, 5/8X24 Thread, .875 OD, Gray, FC1512G001

Faxon Firearms Match Series AR-15 .338 ARC Threaded Barrel, 12.5In, Gunner, Pistol Length, 1-8 Twist, 5/8X24, Nitride, Black, 15B338A8P125NGQ-5R-NP3

Rainier Arms Ultramatch MOD2 Barrel, AR-15, .223 Wylde, 12 In, 1-7.5 Twist, 1/2X28, Mid Length, Satin Silver, RAB-UM2-223-12-M-FF-SAT

Luth-AR 5.56 Mark 12 Barrel, Rifle, 1-9 RH Barrel Twist, 1/2 X 28, Black, BL-M12

Rainier Arms Match Series 350 Legend AR-15 Threaded Barrel, 12 Inch, Pistol Length, 1-10 Twist, Nitride, Black, Medium, RAB-M-350-12-P-NF-BLK

Criterion Barrels AR-15 SBR Ultralight Barrel, Chrome-Lined, 12.5In, 15120-UL6

Criterion Barrels SBR Core Threaded Barrel, AR-15, .223 Wylde, 12.5In, CORE, Carbine, 1-8 Twist, 1/2X28 Thread, Chrome-Lined, Parkerized, 15120-CR6

TRYBE Defense AR15 Rifle Barrel, .223 Wylde, 18In, Medium Profile, 1-8 Twist, 1/2X28 Thread, Black, BARRIF18223

Ballistic Advantage Premium Series Rifle Barrel, AR-15, .223 Wylde, 18 in SPR Barrel, .750 In, Rifle Length, 1/2X28, Bead Blasted, Gray, BABL223021PL

BSF Barrels AR Carbon Fiber Barrel, DPMS, 6.5 Creedmoor, 12 In, Carbine Length, 1-8 Twist, Fluted, 5/8X24 Thread, .875 OD, Gray, FC1265CR8

Rainier Arms Ultramatch Series MOD2 6mm ARC AR-15 Threaded Barrel, 12 Inch, Mid Length, 1-7 Twist, 5/8X24, Satin, Silver, Medium, RAB-UM2-6ARC-12-M-FF-SAT

Proof Research AR Steel .338 ARC Threaded Rifle Barrel, 12 Inch, Pistol Length, 1-8 Twist, 5/8-24, Stainless Steel, 144800

Proof Research AR-Style Barrel, Carbon, 300Blk, 12.5In, 7 Twist, 5 Groove, 5/8-24 Thread, Gas Length Pistol, 100523

Ballistic Advantage Premium Series Rifle Barrel, AR-15, .223 Wylde, 14.5 in Hanson Barrel, .750 In, Mid Length, 1/2X28, Bead Blasted, Gray, BABL223008P

Faxon Firearms Match Series AR-10 Threaded Barrel, 8.6 Blackout, 12 Inch, Flame Fluted, Pistol Length, 1-3 Twist, M18x1.5 RH, Salt Bath Nitride, Black, 10B863P12LMQ-5R-NP3

Ballistic Advantage SPR Rifle W/ Ops 12 Modern Series 5.56 AR Barrel, Black, 18 In, babl556020m

Faxon Firearms 10.5in Gov't/Socom Profile AR15 Barrel, 556 Nato, Pinned Gas Block, 15A58P7NSQ

Jacob Grey Firearms Threaded Rifle Barrel, AR Platform, AR-15, 5.56 NATO/.223 Remington, 7.5In, Pistol Length, 1-7 Twist, 1/2X28 Thread, Black, 556N75B

Ballistic Advantage Modern Series .308 AR Rifle Barrel, 12.5In, msarb38-babl308008m

Ballistic Advantage Premium Series Rifle Barrel, AR-15, .223 Wylde, 17.7 in Hanson Barrel, .750 In, Mid Length, 1/2X28, Bead Blasted, Gray, BABL223018P

Jacob Grey Firearms Threaded Rifle Barrel, AR Platform, AR-15, 5.56 NATO/.223 Remington, 10.5In, Pistol Length, 1-7 Twist, 1/2X28 Thread, Black, 556N105B

Rainier Arms Ultramatch MOD2 Barrel, AR-15, .223 Wylde, 18 In, 1-7.5 Twist, 1/2X28, Rifle Length, Polished Silver, RAB-UM2-223-18-R-FF-POL

Rainier Arms Ultramatch MOD2 Barrel, AR-15, .223 Wylde, 18 In, 1-7.5 Twist, 1/2X28, Rifle Length, Satin Silver, RAB-UM2-223-18-R-FF-SAT

BSF Barrels AR-15 .223 Wylde Rifle Gas Barrel, 20.5In, W/1-8 Twist Rate, Fluted, Gray/Black, SF3IYT0113

BSF Barrels AR-15 .223 Wylde Carbine Gas Barrel, 12.5In, W/1-8 Twist Rate, Fluted, Gray/Black, SF3IYT0109

American Defense Manufacturing 5.56 12.5 Inch Barrel M-Lok Rail Upper Reciever, Black, 12.5 In, UICCUBLK12M2MLOK

Faxon Firearms Faxon Duty Series AR15 Barrel, 556 Nato Pencil Profile Threaded Barrels, 14.5 In, 1-8 Twist, Nitride, Black, 15A58M14NPQ

Faxon Firearms 10.5in Pencil Profile AR15 Barrel, 5.56 NATO, Carbine Length, 4150 QPQ, 15A58C10NPQ

Faxon Firearms 14.5in Pencil Profile AR15 Barrel, 556 Nato W/ Pinned 3 Port Brake, 15A58C10NPQ-APGB

Criterion Barrels SBR Core Threaded Barrel, AR-15, .223 Wylde, 14.5In, CORE, Mid-Length, 1-8 Twist, 1/2X28 Thread, Chrome-Lined, Parkerized, 15140-CR8

BSF Barrels AR-15 .223 Wylde Rifle Gas Barrel, 18.5In, W/1-8 Twist Rate, Fluted, Gray/Black, SF3IYT0112