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| Best Seller  | CMMG Inc Barrel Sub-Assembly Medium Taper 300 BLK 16.1in 416SS 30DC30A CMMG Inc Barrel Sub-Assembly Medium Taper 300 BLK 16.1in 416SS 30DC30A. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. Features of CMMG Inc 16inch 300 Acc Blkout 1:7 Carb Gas: 16.1" Multi Role... ... more | FREE shipping go to store |
 | Cmmg Ar-15/M16 300 Blk Barrels - Ar15 12.5" 300blk Mr Barrel Direct replacement for the standard .223/5.56mm barrel converts your AR-15 to the high-performance 300 AAC Blackout (300BLK) cartridge. The 300 AAC lets you upgrade your rifle to 7.62 x 39 ballistics, while retaining the standard AR-15/M16 bolt,... ... more
Cmmg Ar-15/M16 300 Blk Barrels - Ar15 12.5" 300blk Mr Barrel Direct replacement for the standard .223/5.56mm barrel converts your AR-15 to the high-performance 300 AAC Blackout (300BLK) cartridge. The 300 AAC lets you upgrade your rifle to 7.62 x 39 ballistics, while retaining the standard AR-15/M16 bolt,... | go to store |
| Best Seller  | CMMG Inc Barrel Sub-Assembly Medium Taper 300 BLK 16.1in 4140CM Salt Bath Nitride 30D120A CMMG Inc Barrel Sub-Assembly Medium Taper 300 BLK 16.1in 4140CM Salt Bath Nitride 30D120A. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. Features of CMMG Inc 16inch 300 Acc Blkout 1:7 Carb Gas:... ... more | FREE shipping go to store |
 | CMMG Inc Barrel Sub-Assembly Multi Role Profile 300 BLK 12.5in 4140CM Salt Bath Nitride 30D8A0A CMMG Inc Barrel Sub-Assembly Multi Role Profile 300 BLK 12.5in 4140CM Salt Bath Nitride 30D8A0A. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. Features of CMMG Inc 16inch 300 Acc Blkout 1:7 Carb... ... more | FREE shipping go to store |
 | Cmmg Ar-15/M16 22lr Dedicated Barrel - Ar15 9.2" 22lr Barrel W/ Collar M4-contour barrel converts a standard .223/5.56 upper receiver to a dedicated .22 LR upper when used in conjunction with a CMMG, Ciener, or other Atchison-style .22 rimfire conversion kit (sold separately) and magazine (CMMG or Black Dog). Solves the... ... more
Cmmg Ar-15/M16 22lr Dedicated Barrel - Ar15 9.2" 22lr Barrel W/ Collar M4-contour barrel converts a standard .223/5.56 upper receiver to a dedicated .22 LR upper when used in conjunction with a CMMG, Ciener, or other Atchison-style .22 rimfire conversion kit (sold separately) and magazine (CMMG or Black Dog). Solves the... | go to store |
 | CMMG Inc Barrel Sub-Assembly Mediun Taper Profile 300 BLK 8in 4140CM Salt Bath Nitride 30D810A CMMG Inc Barrel Sub-Assembly Mediun Taper Profile 300 BLK 8in 4140CM Salt Bath Nitride 30D810A. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. Features of CMMG Inc 16inch 300 Acc Blkout 1:7 Carb... ... more | FREE shipping go to store |
 | Cmmg Ar-15/M16 300 Blk Barrels - Barrel Stripped 16" M300 Le Aac W/Car Gas Direct replacement for the standard .223/5.56mm barrel converts your AR-15 to the high-performance 300 AAC Blackout (300BLK) cartridge. The 300 AAC lets you upgrade your rifle to 7.62 x 39 ballistics, while retaining the standard AR-15/M16 bolt,... ... more
Cmmg Ar-15/M16 300 Blk Barrels - Barrel Stripped 16" M300 Le Aac W/Car Gas Direct replacement for the standard .223/5.56mm barrel converts your AR-15 to the high-performance 300 AAC Blackout (300BLK) cartridge. The 300 AAC lets you upgrade your rifle to 7.62 x 39 ballistics, while retaining the standard AR-15/M16 bolt,... | go to store |
 | Cmmg Ar-15/M16 5.56mm Barrels - Ar15 16" 5.56 Barrel 416ss Mt Chambered in 5.56mm NATO, these medium profile barrels feature a 1-7 twist with 1/2"-28 muzzle threads, and accept .750" diameter gas blocks. 16" barrel mid-length gas system. Mfg: Cmmg SPECS: 416 stainless steel. 1/2"-28 muzzle threads. 750" OD Gas... ... more
Cmmg Ar-15/M16 5.56mm Barrels - Ar15 16" 5.56 Barrel 416ss Mt Chambered in 5.56mm NATO, these medium profile barrels feature a 1-7 twist with 1/2"-28 muzzle threads, and accept .750" diameter gas blocks. 16" barrel mid-length gas system. Mfg: Cmmg SPECS: 416 stainless steel. 1/2"-28 muzzle threads. 750" OD Gas... | go to store |
 | Cmmg Barrel Sub-Assembly 300 Blackout - 16.1" Bbl Sub-Assy Medium Taper 1-7 5/8-24" Black Nitride Perfect for building your custom AR15 upper group. Comes with a properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. Chambered in .300 Blackout 16.1" Barrel Length Medium Taper Contour Carbine Gas System Length... ... more
Cmmg Barrel Sub-Assembly 300 Blackout - 16.1" Bbl Sub-Assy Medium Taper 1-7 5/8-24" Black Nitride Perfect for building your custom AR15 upper group. Comes with a properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. Chambered in .300 Blackout 16.1" Barrel Length Medium Taper Contour Carbine Gas System Length... | go to store |
 | CMMG 9mm Barrel and BCG Kit 5in 4140CM SBN Black 99D17C3 CMMG 9mm Barrel and BCG Kit 5in 4140CM SBN Black 99D17C3. 9mm 5in Barrel W/ Bolt Kit. CMMG crafted these AR15 Barrels from 4140 Chrome Moly with a salt bath nitride finish inside and out for a durable part that is highly-resistant to corrosion and... ... more | FREE shipping go to store |
 | Cmmg Barrel Sub-Assembly 300 Blackout - 16.1" Bbl Sub-Assy Medium Taper 1-7 5/8-24" Bbss Perfect for building your custom AR15 upper group. Comes with a properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. Chambered in .300 Blackout 16.1" Barrel Length Medium Taper Contour Carbine Gas System Length... ... more
Cmmg Barrel Sub-Assembly 300 Blackout - 16.1" Bbl Sub-Assy Medium Taper 1-7 5/8-24" Bbss Perfect for building your custom AR15 upper group. Comes with a properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. Chambered in .300 Blackout 16.1" Barrel Length Medium Taper Contour Carbine Gas System Length... | go to store |
 | CMMG Mk4 Endeavor Upper Receiver Group 5.56x45mm NATO 18in Armor Black 55BFDAB-AB CMMG Mk4 Endeavor Upper Receiver Group 5.56x45mm NATO 18in Armor Black 55BFDAB-AB. 56mm the ENDEAVOR Mk4 Upper Group is here. Perfect for new builds or for use with an existing AR15 lower receiver this upper utilizes an 18 416 stainless steel barrel... ... more | FREE shipping go to store |
 | Cmmg Barrel Sub-Assembly 5.56mm - 16.1" Bbl Sub-Assy M4 1-7 1/2-28" Black Nitride Perfect for building your custom AR15 upper group. Comes with a properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. Chambered in 5.56mm 16.1" Barrel Length M4 and Lightweight Tapers Carbine Gas System Length �-28... ... more
Cmmg Barrel Sub-Assembly 5.56mm - 16.1" Bbl Sub-Assy M4 1-7 1/2-28" Black Nitride Perfect for building your custom AR15 upper group. Comes with a properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. Chambered in 5.56mm 16.1" Barrel Length M4 and Lightweight Tapers Carbine Gas System Length �-28... | go to store |
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