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| Best Seller  | Faxon Firearms 5.56 M16 Bolt Carrier Group Nitride TiN PVD FF556BCGCNITRIDE-TiN Faxon Firearms 5.56 M16 Bolt Carrier Group Nitride TiN PVD FF556BCGCNITRIDE-TiN. Improvements include using 9310 tool steel for the bolt nitriding the assembly to increase surface hardness decrease resistance and have superior corrosion resistance... ... more | FREE shipping go to store |
 | AT3 Tactical AR-15 Bolt Carrier Group BCG 5.56 NATO/.300 Blackout Black Nitride BCG-M16-BN AT3 Tactical AR-15 Bolt Carrier Group BCG 5.56 NATO/.300 Blackout Black Nitride BCG-M16-BN. It features a black salt bath nitride finish MPI inspected bolt properly staked grade 8 gas key screws. The black nitride finish features excellent hardness and... ... more | FREE shipping go to store |
| Best Seller  | American Built Arms Company Pro 5.56 Bolt Carrier Nickel Boron Mil-Spec Silver ABABCNiB American Built Arms Company Pro 5.56 Bolt Carrier Nickel Boron Mil-Spec Silver ABABCNiB. 56 Bolt Carrier Nickel Boron Mil-Spec. This item only includes a bolt carrier; it is not a complete Bolt Carrier Group BCG. American Built Arms Company built these... ... more | FREE shipping go to store |
 | Faxon Firearms M16 Bolt Carrier Group 5.56 Mil-Spec - M16 Bolt Carrier Group 5.56 Nitride Black When picking components for your next mil-spec rifle build, having high-quality internal components that are guaranteed to mesh with your other mil-spec parts is a must, and the Faxon Firearms M16 Bolt-Carrier Group is designed to do just that.... ... more
Faxon Firearms M16 Bolt Carrier Group 5.56 Mil-Spec - M16 Bolt Carrier Group 5.56 Nitride Black When picking components for your next mil-spec rifle build, having high-quality internal components that are guaranteed to mesh with your other mil-spec parts is a must, and the Faxon Firearms M16 Bolt-Carrier Group is designed to do just that.... | go to store |
 | Faxon Firearms M16 Bolt Carrier Group 5.56 Mil-Spec - M16 Bolt Carrier Group 5.56 Chameleon Pvd When picking components for your next mil-spec rifle build, having high-quality internal components that are guaranteed to mesh with your other mil-spec parts is a must, and the Faxon Firearms M16 Bolt-Carrier Group is designed to do just that.... ... more
Faxon Firearms M16 Bolt Carrier Group 5.56 Mil-Spec - M16 Bolt Carrier Group 5.56 Chameleon Pvd When picking components for your next mil-spec rifle build, having high-quality internal components that are guaranteed to mesh with your other mil-spec parts is a must, and the Faxon Firearms M16 Bolt-Carrier Group is designed to do just that.... | go to store |
 | TRYBE Defense AR-15 5.56 Complete Bolt Carrier Group BCG High-Polished Metallic Chrome Nitride BCG556-MC. This fully assembled Bolt Carrier Group BCG from TRYBE Defense includes the bolt bolt carrier gas key firing pin cam pin and firing pin retaining... ... 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 |
 | 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 attached... ... more | FREE shipping go to store |
 | WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Anodized 1-NIBXBCG0001 WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Anodized 1-NIBXBCG0001. 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... ... 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 attached... ... more | FREE shipping go to store |
 | Spikes Tactical Bolt 5.56 Spikes HPT/MPI Bolt Assembly - Nickel Boron Finish ST5B503 Spikes Tactical Bolt 5.56 Spikes HPT/MPI Bolt Assembly - Nickel Boron Finish ST5B503. Whether you need a spare bolt or are looking to upgrade an existing rifle look no further than these Bolt Carrier Groups available with a Black Nitrite or Nickel... ... more | FREE shipping go to store |
 | Cryptic .223 / 5.56 / .300 AAC Blackout Bolt Carrier Group BCG Left Hand Dragon's Breath CC-0110-LH Cryptic .223 / 5.56 / .300 AAC Blackout Bolt Carrier Group BCG Left Hand Dragon's Breath CC-0110-LH. Coated bolt carrier group (full auto version) for AR15 M16 or M4 machined from Mil-Spec 8620 aircraft quality steel with shrouded firing pin and... ... more | FREE shipping go to store |
 | WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Sea Blue 1-NIBXBCG0005-Sea Blue WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Sea Blue 1-NIBXBCG0005-Sea Blue. 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 Coyote Tan 1-NIBXBCG0005-Coyote Tan WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Coyote Tan 1-NIBXBCG0005-Coyote Tan. 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 Battle Grey 1-NIBXBCG0005-Battle Grey WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Battle Grey 1-NIBXBCG0005-Battle Grey. 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 Black 1-NIBXBCG0001-Black WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Black 1-NIBXBCG0001-Black. NiB-X Black coated. Firing Pin - Manufactured heat-treated hardened chromed and certified per government drawings. Carrier - AR-15 or M16 style (heavy weight) 8620... ... more | FREE shipping go to store |
 | WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X NRA Blue 1-NIBXBCG0005-NRA Blue WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X NRA Blue 1-NIBXBCG0005-NRA Blue. 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 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 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 life... ... more | FREE shipping go to store |
 | WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Zombie Green 1-NIBXBCG0005-Zombie Green WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Zombie Green 1-NIBXBCG0005-Zombie Green. 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 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 AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Northern Lights 1-NIBXBCG0005-NL WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Northern Lights 1-NIBXBCG0005-NL. 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 against... ... more | FREE shipping go to store |
 | WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Safety Orange 1-NIBXBCG0005-SO WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Safety Orange 1-NIBXBCG0005-SO. 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 |
 | Tiger Rock Complete Upper Receiver AR-15 5.56 NATO 16in Mid Length 1-7 Twist w/ 16in Keymod Handguard Black Large UB15-FKM16. The Upper Receiver 16in Barrel and Bolt Carrier Group are made in specialized factories Included is a 16in Free Float Keymod... ... more | FREE shipping go to store |
 | Cryptic .223 / 5.56 / .300 AAC Blackout Bolt Carrier Group BCG Dragon's Breath CC-0110 Cryptic .223 / 5.56 / .300 AAC Blackout Bolt Carrier Group BCG Dragon's Breath CC-0110. Coated bolt carrier group (full auto version) for AR15 M16 or M4 machined from Mil-Spec 8620 aircraft quality steel with shrouded firing pin and Mil-Spec chrome... ... more | FREE shipping go to store |
 | TRYBE Defense Mil-Spec 5.56 Enhanced Complete Bolt Carrier Group BCG Nickel Boron BCG-NB-ENH TRYBE Defense Mil-Spec 5.56 Enhanced Complete Bolt Carrier Group BCG Nickel Boron BCG-NB-ENH. 56 Enhanced Complete Bolt Carrier Group BCG. This superior bolt carrier is made of high strength AISI 8620 steel precision-machined on Citizen Swiss CNC... ... 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 |
 | CMC Triggers Enhanced Bolt Carrier Group BCG AR15/M16 5.56/.223 .300 Blackout Mil-Spec Black Nitride 81631. CMC Triggers manufactures the highest quality firearms components in the industry. Carrier Assembly: The flared rear of the enhanced bolt... ... 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 |
 | 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 equip... ... more | FREE shipping go to store |
 | Faxon Firearms 5.56/300BLK M16 Bolt Carrier Group BCG Complete Nitride FF556BCGCNITRIDE Faxon Firearms 5.56/300BLK M16 Bolt Carrier Group BCG Complete Nitride FF556BCGCNITRIDE. Use this Faxon Firearms 5.56/300BLK M16 Bolt Carrier Group BCG to create a more reliable and precise rifle for any application. Faxon Firearms crafted these Bolt... ... more | FREE shipping go to store |
 | Faxon 5.56 Gunner Lightweight 9310 Bolt Carrier Complete Nitride Chameleon PVD 556GCN-LW-NCR Faxon 5.56 Gunner Lightweight 9310 Bolt Carrier Complete Nitride Chameleon PVD 556GCN-LW-NCR. Seeing a capability gap we set out to create a bolt carrier group that could live up to the Gunner name with no compromise in strength or function. We set... ... more | FREE shipping go to store |
 | Bushmaster Bolt Carrier Group BCG 5.56 NATO w/Logo Black F1002887 Bushmaster Bolt Carrier Group BCG 5.56 NATO w/Logo Black F1002887. 158 steel shot peened for increased strength includes tool steel machined extractor and ejector Extractor Spring SBN and is MPI (Magnetic Particle Inspected). Specifications for... ... more | FREE shipping go to store |
 | TRYBE Defense Bolt Assembly Completion Group AR-15 Mil-Spec 5.56 NATO/.223 Rem/.300 Blackout Nickel Boron TRDBOLTASCOMP. Your friends at TRYBE Defense have your 6 with all the BCG components you need to build your own including the TRYBE Defense Bolt... ... more | FREE shipping go to store |
 | Cryptic .223 / 5.56 / .300 AAC Blackout Low Mass Steel Bolt Carrier Group BCG Mystic Silver CC-LMS-0103. Carrier is machined from Mil-Spec 8620 tool steel with shrouded firing pin and Mil-Spec chrome lined interior. BCG includes the Mil-Spec chrome... ... more | FREE shipping go to store |
 | Cryptic .223 / 5.56 / .300 AAC Blackout Low Mass Steel Bolt Carrier Group BCG Mystic Midnight CC-LMS-0109. Carrier is machined from Mil-Spec 8620 tool steel with shrouded firing pin and Mil-Spec chrome lined interior. BCG includes the Mil-Spec chrome... ... more | FREE shipping go to store |
 | Diamondback Barrels 5.56 NATO AR-15 Bolt Carrier Group BCG Black Nitride DB15-BCGS Diamondback Barrels 5.56 NATO AR-15 Bolt Carrier Group BCG Black Nitride DB15-BCGS. 56 Bolt Carrier Group BCG is coated in a black nitride finish to prevent carbon build up and ensure that your rifle keeps functioning. You can be confident that every... ... more | FREE shipping go to store |
 | Spikes Tactical M16 5.56 Nickel Borron Bolt Carrier Group - .223/5.56 Bolt/Carrier, Nickel-Boron $20 off $200+. Use code SEPT20Matched bolt/carrier set is machined to mil-spec dimensions using the latest manufacturing and quality-control techniques to deliver superb reliability in both semi-auto and select-fire rifles. Carrier is hard-chromed inside and has an M16-type... ... more
Spikes Tactical M16 5.56 Nickel Borron Bolt Carrier Group - .223/5.56 Bolt/Carrier, Nickel-Boron Matched bolt/carrier set is machined to mil-spec dimensions using the latest manufacturing and quality-control techniques to deliver superb reliability in both semi-auto and select-fire rifles. Carrier is hard-chromed inside and has an M16-type... | go to store |
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