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| Best Seller  | Wmd Guns M16 5.56 Nickel Boron Bolt Carrier Groups - M16 Nib-X Bolt Carrier Group W/ Hammer Each WMD bolt-and-carrier set is precisely machined from high-grade steel alloy to government M16 specs, then given WMD's proprietary NiB-X nickel boron coating that results in a super-smooth, harder-than-chrome surface. NiB-X reduces friction to... ... more
Wmd Guns M16 5.56 Nickel Boron Bolt Carrier Groups - M16 Nib-X Bolt Carrier Group W/ Hammer Each WMD bolt-and-carrier set is precisely machined from high-grade steel alloy to government M16 specs, then given WMD's proprietary NiB-X nickel boron coating that results in a super-smooth, harder-than-chrome surface. NiB-X reduces friction to... | go to store |
 | Wmd Guns M16 5.56 Nickel Boron Bolt Carrier Groups - M16 Nib-X Bolt Carrier Group Each WMD bolt-and-carrier set is precisely machined from high-grade steel alloy to government M16 specs, then given WMD's proprietary NiB-X nickel boron coating that results in a super-smooth, harder-than-chrome surface. NiB-X reduces friction to... ... more
Wmd Guns M16 5.56 Nickel Boron Bolt Carrier Groups - M16 Nib-X Bolt Carrier Group Each WMD bolt-and-carrier set is precisely machined from high-grade steel alloy to government M16 specs, then given WMD's proprietary NiB-X nickel boron coating that results in a super-smooth, harder-than-chrome surface. NiB-X reduces friction to... | go to store |
| Best Seller  | Wmd Guns Ar-15 5.56 Nickel Boron Bolt Carrier Groups - Ar-15 Nib-X Bolt & Carrier Group $20 off $200+. Use code SEPT20Each WMD bolt-and-carrier set is precisely machined from high-grade steel alloy to government M16 specs, then given WMD's proprietary NiB-X nickel boron coating that results in a super-smooth, harder-than-chrome surface. NiB-X reduces friction to... ... more
Wmd Guns Ar-15 5.56 Nickel Boron Bolt Carrier Groups - Ar-15 Nib-X Bolt & Carrier Group Each WMD bolt-and-carrier set is precisely machined from high-grade steel alloy to government M16 specs, then given WMD's proprietary NiB-X nickel boron coating that results in a super-smooth, harder-than-chrome surface. NiB-X reduces friction to... | go to store |
 | American Built Arms Company Pro 5.56 Bolt Carrier Group BCG Nickel Boron Silver ABABCGNiB American Built Arms Company Pro 5.56 Bolt Carrier Group BCG Nickel Boron Silver ABABCGNiB. These Bolt Carrier Groups by American Built Arms Company are built of 8620 steel and coated in Nickel Boron with a Nickel Boron coated bore so you'll need... ... more | FREE shipping go to store |
 | Spikes Tactical BCG 5.56 M16 w/HPT/MPI Bolt Lightweight - Nickel Boron Finish ST5BG05 Spikes Tactical BCG 5.56 M16 w/HPT/MPI Bolt Lightweight - Nickel Boron Finish ST5BG05. These Bolt Carrier Groups by Spikes Tactical have shot peened bolts that are CNC machined from 158 carpenter steel and a mil-spec tool steel carrier key that is... ... more | FREE shipping go to store |
 | Spikes Tactical BCG 5.56 M16 w/HPT/MPI Bolt - Phosphate Finish ST5BG01 Spikes Tactical BCG 5.56 M16 w/HPT/MPI Bolt - Phosphate Finish ST5BG01. These Bolt Carrier Groups by Spikes Tactical have shot peened bolts that are CNC machined from 158 carpenter steel and a mil-spec tool steel carrier key that is expertly... ... more | FREE shipping go to store |
 | ODIN Works AR 15 Black Nitride Bolt Carrier Group BCG Black AR15 .223 ACC-.223 -BCG ODIN Works AR 15 Black Nitride Bolt Carrier Group BCG Black AR15 .223 ACC-.223 -BCG. e.) .223/5.56mm .300 Blackout Specifications for ODIN Works Bolt Carrier: Manufacturer: ODIN Works Color: Black Finish: Nitride Gun Model: M4 AR-15 Condition: New... ... more | FREE shipping go to store |
 | Brownells M16 5.56 Bolt Carrier Group Nitride Mp - M16 Bolt Carrier Group 5.56x45mm Nitride Mp The Brownells Bolt Carrier Group is made by a well-established firearms industry manufacturer, made to our specifications. All components of the BCG are made in-house, under one roof, not outsourced to the lowest bidder. Even the firing pin and gas... ... more
Brownells M16 5.56 Bolt Carrier Group Nitride Mp - M16 Bolt Carrier Group 5.56x45mm Nitride Mp The Brownells Bolt Carrier Group is made by a well-established firearms industry manufacturer, made to our specifications. All components of the BCG are made in-house, under one roof, not outsourced to the lowest bidder. Even the firing pin and gas... | go to store |
 | Black Rain Ordnance Bolt Carrier Group BCG Left Handed Nickel Boron BRO-BCG-LH Black Rain Ordnance Bolt Carrier Group BCG Left Handed Nickel Boron BRO-BCG-LH. 56x45mm NATO .223 Remington Gun Make: AR Platform Gun Model: AR-15 Hand: Left Condition: New Bolt Material: Steel Carrier Material: 8620 Steel Package Contents: Black... ... more | FREE shipping go to store |
 | Tacfire AR15 5.56 NATO Bolt Carrier Group BCG Black BCG Tacfire AR15 5.56 NATO Bolt Carrier Group BCG Black BCG. 56 NATO Bolt Carrier Group BCG/MPI Tested Nitride (made in specialized factories) Specifications for Tacfire AR15 5.56 NATO Bolt Carrier Group (BCG): Manufacturer: TacFire Finish: Nitride... ... more | FREE shipping go to store |
 | Spikes Tactical BCG 5.56 M16 w/HPT/MPI Bolt Nickel Boron Finish ST5BG03 Spikes Tactical BCG 5.56 M16 w/HPT/MPI Bolt Nickel Boron Finish ST5BG03. These Bolt Carrier Groups by Spikes Tactical have shot peened bolts that are CNC machined from 158 carpenter steel and a mil-spec tool steel carrier key that is expertly... ... more | FREE shipping go to store |
 | LBE Unlimited DPMS .308 Uppers Bolt Carrier Group BCG Black LBAR10BCG LBE Unlimited DPMS .308 Uppers Bolt Carrier Group BCG Black LBAR10BCG. 308 Uppers AR10BCG Specifications for LBE Unlimited DPMS .308 Uppers Bolt Carrier Group (BCG): Manufacturer: LBE Unlimited Color: Black Cartridge: .308 Winchester Gun Make: AR... ... more | FREE shipping go to store |
 | WMD Guns AR-15 Bolt and Carrier Group BCG w/ Hammer Nib-X WMDNIBXBCG-0002 WMD Guns AR-15 Bolt and Carrier Group BCG w/ Hammer Nib-X WMDNIBXBCG-0002. WMD Guns Part Bolt and Carrier Group BCG Hammer With Nib-X Coating Fits AR-15 NIBXBCG-0002 Specifications for WMD Guns AR-15 Bolt and Carrier Group (BCG) w/ Hammer:... ... more | FREE shipping go to store |
 | Dead Foot Arms Modified Cycle System AR-Pistol Kit 9mm Black Nitiride Bolt Carrier Group BCG Plunger Buffer Tube Black Anodized 78721. It includes: Buffer Tube and End Cap Assembly MCS 9mm Bolt Carrier Group BCG finished in Black Nitride end plate... ... more | FREE shipping go to store |
 | Dead Foot Arms Modified Cycle System .223/.223 Wylde/5.56/.300 BLK DLC Bolt Carrier Group BCG Left Side Folding Stock Adapter Black Anodized 78712. 56x45mm NATO .223 Wylde .300 AAC Blackout .223 Remington Fabric/Material: Steel Additional Features:... ... more | FREE shipping go to store |
 | Dead Foot Arms Modified Cycle System .223/.223 Wylde/5.56/.300 BLK DLC Bolt Carrier Group BCG Right Side Folding Stock Adapter Black Anodized 78710. These Bolt Carrier Groups by Dead Foot Arms are coated in TB-41 DLC (Diamond Like Coating) that... ... more | FREE shipping go to store |
 | Faxon Firearms 5.56 Gunner Lightweight 9310 Bolt Carrier Complete - Nitride- TiN PVD FF556BCGCNITRIDE-LW-TiN. 56/.300 Bolt Carrier Group BCG. These Bolt Carrier Groups from Faxon Firearms use only MIL-SPEC or better materials to ensure you only... ... more | FREE shipping go to store |
 | Angstadt Arms Bolt Carrier Group BCG .45 ACP Black AA45BCGNIT Angstadt Arms Bolt Carrier Group BCG .45 ACP Black AA45BCGNIT. Specifications for Angstadt Arms Bolt Carrier Group (BCG): Manufacturer: Angstadt Arms Color: Black Fabric/Material: 8620 Alloy Steel Cartridge: .45 ACP Gun Make: Glock Hand: Right... ... more | FREE shipping go to store |
 | Dark Storm Industries DS-15 5.56 Bolt Carrier Group BCG Nickel Boron DSI-BCG-556-NIB Dark Storm Industries DS-15 5.56 Bolt Carrier Group BCG Nickel Boron DSI-BCG-556-NIB. 223 5.56 or .300 Blackout Specifications for Dark Storm Industries DS-15 5.56 Bolt Carrier Group (BCG): Manufacturer: Dark Storm Industries Fabric/Material: Steel... ... more | FREE shipping go to store |
 | Sons Of Liberty Gun Works Ar-15 Bolt Carrier Group - Ar-15 5.56 Bolt Carrier Group 158 Carpenter Sp/ The bolt-carrier group is at the heart of the AR-15, and its quality and function can mean the difference between a high-performance fighting rifle and a jam-o-matic. The Sons of Liberty Gunworks Bolt Carrier Group is a dedicated design for any... ... more
Sons Of Liberty Gun Works Ar-15 Bolt Carrier Group - Ar-15 5.56 Bolt Carrier Group 158 Carpenter Sp/ The bolt-carrier group is at the heart of the AR-15, and its quality and function can mean the difference between a high-performance fighting rifle and a jam-o-matic. The Sons of Liberty Gunworks Bolt Carrier Group is a dedicated design for any... | go to store |
 | Aero Precision 5.56 Bolt Carrier Group BCG AR15 No Logo Phosphate Finish Black APRH100399C Aero Precision 5.56 Bolt Carrier Group BCG AR15 No Logo Phosphate Finish Black APRH100399C. 56 NATO Bolt Carrier Group BCG. These Bolt Carrier Groups are available with either nitride or phosphate coatings for extra wear-resistance. Built with an... ... more | FREE shipping go to store |
 | Alpha Shooting Sports ALPHA Premium 5.56 V2 Bolt Carrier Group BCG QPQ Nitride/Melonite Plated Black MELBCGPv2. Improved carrier geometry with M16 profile. The QPQ nitride/melonite treatment hardens the surface to 70 RC and reduces friction adding... ... more | FREE shipping go to store |
 | Sons of Liberty Gun Works SOLGW Bolt Carrier Group 5.56mm/300 AAC Blackout 158 Carpenter Phosphate Black SOLGWBCG556. We test fire every unit in full auto after inspection to guarantee our customer receives an efficient BCG they can trust for life.... ... more | FREE shipping go to store |
 | Alpha Shooting Sports ALPHA Premium 5.56 V2 Bolt Carrier Group BCG NiB Plated Silver BCGPV2NIB Alpha Shooting Sports ALPHA Premium 5.56 V2 Bolt Carrier Group BCG NiB Plated Silver BCGPV2NIB. NiB (Nickel Boron) plating reduces friction adding corrosion resistance inside and out as well as wear resistance. Bolt machined from 9310 steel and MPI... ... more | FREE shipping go to store |
 | Midwest Industries Bolt Carrier Group BCG 9310 5.56/AR15 Black Titanium Nitride Finish MI-BCG-NIT Midwest Industries Bolt Carrier Group BCG 9310 5.56/AR15 Black Titanium Nitride Finish MI-BCG-NIT. The Carpenter 158 Bolt is heat treated shot peened precision ground for perfect dimensions and MPI Tested. The 4140 Billet Gas Key is properly torqued... ... more | FREE shipping go to store |
 | WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Flat Dark Earth 1-NIBXBCG0005-FDE WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Flat Dark Earth 1-NIBXBCG0005-FDE. Specifically engineered for NiB-X nickel boron coating to provide long life high reliability and easy cleaning and maintenance. Coating is guaranteed for life... ... more | FREE shipping go to store |
 | WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Marine Corp Red 1-NIBXBCG0005-MCR WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Marine Corp Red 1-NIBXBCG0005-MCR. Specifically engineered for NiB-X nickel boron coating to provide long life high reliability and easy cleaning and maintenance. Coating is guaranteed for life... ... more | FREE shipping go to store |
 | WMD Guns M16/AR-15 Bolt Carrier Group BCG .308 NiB-X Nickel 1-NIBXBCG308 WMD Guns M16/AR-15 Bolt Carrier Group BCG .308 NiB-X Nickel 1-NIBXBCG308. Specifically engineered for NiB-X nickel boron coating to provide long life high reliability and easy cleaning and maintenance. The BCG components are coated and polished to... ... more | FREE shipping go to store |
 | WMD Guns M16/AR-15 Bolt Carrier Group BCG .458 SOCOM NiB-X Nickel 1-NIBXBCG458SOC WMD Guns M16/AR-15 Bolt Carrier Group BCG .458 SOCOM NiB-X Nickel 1-NIBXBCG458SOC. Specifically engineered for NiB-X nickel boron coating to provide long life high reliability and easy cleaning and maintenance. The BCG components are coated and... ... more | FREE shipping go to store |
 | Brownells M16 Bcg, Ballistic Advantage Bbl & Atlas Rail Builder's Bundle - M16 Bcg 5.56mm, Modern Se $20 off $200+. Use code SEPT20The Brownells M16 5.56 Complete Bolt Carrier Group is designed to work easily and reliably in any AR-15 or M16 rifle chambered in 5.56x45mm, 300 AAC Blackout or .223 Remington. The Brownells M16 5.56 Complete Bolt Carrier Group is constructed with a... ... more
Brownells M16 Bcg, Ballistic Advantage Bbl & Atlas Rail Builder's Bundle - M16 Bcg 5.56mm, Modern Se The Brownells M16 5.56 Complete Bolt Carrier Group is designed to work easily and reliably in any AR-15 or M16 rifle chambered in 5.56x45mm, 300 AAC Blackout or .223 Remington. The Brownells M16 5.56 Complete Bolt Carrier Group is constructed with a... | go to store |
 | Brownells M16 Bcg & Magpul Ar-15 Pmag Gen M2 Moe Magazine Builder's Bundle - M16 Bcg 5.56mm Nato & A The Brownells M16 5.56 Complete Bolt Carrier Group is designed to work easily and reliably in any AR-15 or M16 rifle chambered in 5.56x45mm, 300 AAC Blackout or .223 Remington. The Brownells M16 5.56 Complete Bolt Carrier Group is constructed with a... ... more
Brownells M16 Bcg & Magpul Ar-15 Pmag Gen M2 Moe Magazine Builder's Bundle - M16 Bcg 5.56mm Nato & A The Brownells M16 5.56 Complete Bolt Carrier Group is designed to work easily and reliably in any AR-15 or M16 rifle chambered in 5.56x45mm, 300 AAC Blackout or .223 Remington. The Brownells M16 5.56 Complete Bolt Carrier Group is constructed with a... | go to store |
 | Brownells M16 Bcg & Geissele Ar-15 Enhanced Trigger Builder's Bundle - M16 Bcg 5.56mm Nato & Geissel $20 off $200+. Use code SEPT20The Brownells M16 5.56 Complete Bolt-Carrier Group is designed to work easily and reliably in any AR-15 or M16 rifle chambered in 5.56x45mm, 300 AAC Blackout or .223 Remington. The Brownells M16 5.56 Complete Bolt-Carrier Group is constructed with a... ... more
Brownells M16 Bcg & Geissele Ar-15 Enhanced Trigger Builder's Bundle - M16 Bcg 5.56mm Nato & Geissel The Brownells M16 5.56 Complete Bolt-Carrier Group is designed to work easily and reliably in any AR-15 or M16 rifle chambered in 5.56x45mm, 300 AAC Blackout or .223 Remington. The Brownells M16 5.56 Complete Bolt-Carrier Group is constructed with a... | go to store |
 | Brownells M16 Bcg & Geissele Ar-15 Enhanced Trigger Builder's Bundle - M16 Bcg 5.56mm Nato & Geissel $20 off $200+. Use code SEPT20The Brownells M16 5.56 Complete Bolt-Carrier Group is designed to work easily and reliably in any AR-15 or M16 rifle chambered in 5.56x45mm, 300 AAC Blackout or .223 Remington. The Brownells M16 5.56 Complete Bolt-Carrier Group is constructed with a... ... more
Brownells M16 Bcg & Geissele Ar-15 Enhanced Trigger Builder's Bundle - M16 Bcg 5.56mm Nato & Geissel The Brownells M16 5.56 Complete Bolt-Carrier Group is designed to work easily and reliably in any AR-15 or M16 rifle chambered in 5.56x45mm, 300 AAC Blackout or .223 Remington. The Brownells M16 5.56 Complete Bolt-Carrier Group is constructed with a... | go to store |
 | Brownells M16 Bcg & Ballistic Advantage 16in Bbl Builder's Bundle - M16 Bcg 5.56mm Nato & Modern Ser $20 off $200+. Use code SEPT20The Brownells M16 5.56 Complete Bolt Carrier Group is designed to work easily and reliably in any AR-15 or M16 rifle chambered in 5.56x45mm, 300 AAC Blackout or .223 Remington. The Brownells M16 5.56 Complete Bolt Carrier Group is constructed with a... ... more
Brownells M16 Bcg & Ballistic Advantage 16in Bbl Builder's Bundle - M16 Bcg 5.56mm Nato & Modern Ser The Brownells M16 5.56 Complete Bolt Carrier Group is designed to work easily and reliably in any AR-15 or M16 rifle chambered in 5.56x45mm, 300 AAC Blackout or .223 Remington. The Brownells M16 5.56 Complete Bolt Carrier Group is constructed with a... | go to store |
 | WMD Guns M16/AR-15 Bolt Carrier Group BCG 9mm NiB-X Nickel 1-NIBXBCG9MM WMD Guns M16/AR-15 Bolt Carrier Group BCG 9mm NiB-X Nickel 1-NIBXBCG9MM. Specifically engineered for NiB-X nickel boron coating to provide long life high reliability and easy cleaning and maintenance. The BCG components are coated and polished to... ... more | FREE shipping go to store |
 | WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Tiffany Turquoise 1-NIBXBCG0005-TT WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Tiffany Turquoise 1-NIBXBCG0005-TT. Specifically engineered for NiB-X nickel boron coating to provide long life high reliability and easy cleaning and maintenance. Coating is guaranteed for... ... more | FREE shipping go to store |
 | WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Titanium Blue 1-NIBXBCG0005-TB WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Titanium Blue 1-NIBXBCG0005-TB. Specifically engineered for NiB-X nickel boron coating to provide long life high reliability and easy cleaning and maintenance. Coating is guaranteed for life... ... more | FREE shipping go to store |
 | WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Cobalt 1-NIBXBCG0005-Cobalt WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Cobalt 1-NIBXBCG0005-Cobalt. Specifically engineered for NiB-X nickel boron coating to provide long life high reliability and easy cleaning and maintenance. Coating is guaranteed for life... ... more | FREE shipping go to store |
 | WMD Guns M16/AR-15 Bolt Carrier Group BCG .224 Valkyrie/6.8 SPC NiB-X Nickel 1-NIBXBCG224 WMD Guns M16/AR-15 Bolt Carrier Group BCG .224 Valkyrie/6.8 SPC NiB-X Nickel 1-NIBXBCG224. Specifically engineered for NiB-X nickel boron coating to provide long life high reliability and easy cleaning and maintenance. The BCG components are coated... ... more | FREE shipping go to store |
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