Brand
2A Armament2A Armament 1
Aero PrecisionAero Precision 5
Battle Arms DevelopmentBattle Arms Development 1
Black River Tactical (BRT)Black River Tactical (BRT) 2
Bootleg, IncBootleg, Inc 4
CMMGCMMG 3
Colt's ManufacturingColt's Manufacturing 1
Forward Controls DesignForward Controls Design 3
Geissele AutomaticsGeissele Automatics 2
Lantac USALantac USA 5
Q - Live Q or DieQ - Live Q or Die 1
Radian WeaponsRadian Weapons 1
Rosco ManufacturingRosco Manufacturing 3
SIONICS Weapon SystemsSIONICS Weapon Systems 2
Sons of Liberty Gun WorksSons of Liberty Gun Works 2
Bolt Carrier Groups
Sons of Liberty Gun Work’s Scalper Bolt Carrier Group for AR-15
In stock
$197.40The Sons of Liberty Scalper BCG is precision machined from Carpenter Technology No. 158 chrome-nickel alloy.
- Heat-treated per mil-spec
- Shot peened per ASTM B851/SAE AMS2430S
- Vibratory tumbled
- Individual high pressure/proof (HP) test
- Full Auto test-fired at assembly
- Individual magnetic particle inspection ASTM E1444/E1444M (MP)
- Markings deep laser engraved.
- FCD’s OCKS Modified Key Screws
Forward Controls Design SBCG Bolt Carrier Group – Dimpled
Out of stock
$213.75 – $261.75SBCG-P (Secure staking, slick side BCG, Manganese Phosphate) is the phosphated version of the original SBCG, which is NP3 coated.
- SBCG bolts are manufactured from Carpenter 158® Steel. Each Bolt is HP/MPI tested and inspected. Each bolt is shot peened and comes with a Sprinco heavy extractor spring and black spring insert.
- Shot Peened
- Sprinco 5-Coil Heavy Duty Extractor Spring
- Black Insert
- 100% HPT & MPI
- SBCG carriers are 8620 steel and machined to USGI specifications. The M16/M4 carrier includes a mil-spec gas key. The gas key is heat treated per TDP specifications and NP3 coated. The gas key is secured to the carrier via OCKS (Optimized Carrier Key Screws), torqued to spec values, and properly staked.
- Manganese phosphate coated.
SIONICS Bolt Carrier Group for .223/5.56- Phosphate
Out of stock
$150.66The Greatest Bolt Carrier Group for your AR-15. The SWS Bolt Carrier Group is HP/MPI Tested – Auto Version – Machined to USGI Specifications, Phosphate Coated with use of OCKS (Optimized Carrier Key Screw) and properly staked using a MOMOAKS.
- Mil-spec Carpenter No. 158® Steel
- HPT Bolt – High Pressure Tested / Proof
- MPI Bolt – Magnetic Particle Inspected
- Shot Peened Bolt
- Chrome Lined Carrier – Auto
- Chrome Lined Gas Key
- Gas Key Hardened to USGI Specifications
- OCKS (Optimized Carrier Key Screw)
- Key Staked properly using a MOMOAKS.
- Tool Steel Extractor
- Sprinco Heavy Duty Extractor Spring
- Black Extractor Insert
- Machined to USGI Specification
SIONICS Bolt Carrier Group for .223/5.56- NP3
Out of stock
$219.95SIONICS Bolts are manufactured from Carpenter 158® Steel. NP3 coated Cam Pin – With the use of Ned Christiansen’s OCKS (Optimized Carrier Key Screws).
- 100% HP/MPI Tested
- Shot Peened
- Sprinco 5-Coil Heavy Duty Extractor Spring
- Black Insert
- Nickel PTFE Carrier
BRT M16 Chrome Bolt Carrier Group – 5.56/.223
Out of stock
$209.00This Chrome Full Auto Bolt Carrier Group BCG is for the AR Family of Weapons (AR15, M16, M4).
- The Carpenter 158 bolt is Shot Peened, HP tested / MP inspected and Chrome plated for enhanced service life.
- Bolt Carrier Material: Hard Chromed outside and inside.
- The Mil-Spec gas key is full Chrome, secured with heavy splined fasteners (per mil-spec drawing), and properly staked to ensure reliable gas system performance.
- Bolt is marked “MP”. Carrier is marked “BRT” with a Logo on the ejection port side.
- 100% made in the USA to USGI M16 specifications.
BRT M4A1 Bolt Carrier Group – 5.56/.223
Out of stock
$160.55Black River Tactical M4A1 BCG is a Full Auto Bolt Carrier Group made to current USGI M4A1 specifications.
- Full Auto Bolt Carrier Group BCG for the AR Family of Weapons (AR-15, M16, M4)
- Carpenter 158 bolt is Shot Peened, HP tested and MP inspected.
- The USGI full auto bolt carrier is Hard Chrome lined inside and Manganese Phosphate coated outside.
- The Mil-Spec gas key is chrome lined, secured with mil drawing heavy splined fasteners and properly staked to ensure reliable gas system performance.
- Bolt is marked “MP”. Carrier is marked “BRT” with Logo on the ejection port side.
- 100% made in USA to current USGI M4A1 specifications.
Geissele Reliability Enhancement Kit (REK)
In stock
$412.00 – $440.00The Geissele Reliability Enhancement Kit includes the Geissele Reliability Enhanced Bolt Carrier Group and the Geissele Super 42 Braided Wire Buffer Spring & Buffer in your choice of H1, H2, or H3 configuration for 5.56mm AR-15 pattern rifles.
- Engineered to exceed Mil-Spec standards
- Designed for maximum reliability
- Bolt Finish: Nanoweapon coated
- Bolt Material: Forged Carpenter 158+
- Buffer Weight: Available in H1, H2, & H3
Geissele Automatics 5.56 Reliability Enhanced Bolt Carrier Group
Out of stock
$365.00The Reliability Enhanced Bolt Carrier Group is a 5.56mm full-mass, full-auto rated M16/M4 bolt carrier group manufactured in Geissele’s state-of-the-art manufacturing facility in North Wales, PA.
- Features a forged bolt manipulates the grain structure of the metal and yields a bolt capable of 5 times the life of a mil-spec bolt.
- M16 cut carrier
- Carrier Material: 8620 Steel
- Bolt Material: Carpenter 158
- Finish: Nanoweapon (Chrome-Nitride)
- Caliber: 5.56mm
- Maximum corrosion and wear resistance.
- Each bolt is then rigorously inspected.
- The carrier features a properly torqued and staked, chrome-lined, gas key.
Sons of Liberty Gun Works 5.56 SOLGW Bolt Carrier Group
In stock
$192.95The Sons of Liberty BCG is precision machined from Carpenter Technology No. 158 chrome-nickel alloy.
- Heat-treated per mil-spec
- Shot peened per ASTM B851/SAE AMS2430S
- Vibratory tumbled
- Individual high pressure/proof (HP) test
- Full Auto test-fired at assembly
- Individual magnetic particle inspection ASTM E1444/E1444M (MP)
- Markings deep laser engraved.
2A Armament 5.56 Lightweight Bolt Carrier Group
In stock
$305.14The 2A Armament Lightweight Bolt Carrier (LWBCG) is a lightweight carrier solution for those looking to reduce both felt recoil, and the overall weight of the AR-15 pattern rifle.
- Features a high-quality forward body and an aluminum tail to give the shooter a reliable, lightweight, and high-quality BCG.
- Advanced finned design of the tail to reduces drag and wear.
- Carrier: 8620 steel, heat-treated, QPQ Nitride.
- Bolt: 9310 steel, heat-treated, MP, Cryo’d, QPQ Nitride.
- Rear body: 7075-T6, hard anodized clear.
- Extractor: machined, heat-treated, QPQ Nitride.
- Carrier key: machined, heat-treated, QPQ Nitride, staked screws.
- Weight: 7.9oz assembled.
- Product of the great state of Idaho, MADE IN THE U.S.A.
Aero Precision No Logo 5.56 Bolt Carrier Group – Black Nitirde
Out of stock
$124.74This high-quality bolt carrier group is a valuable addition to your AR15 build.
- No Aero ‘A’ Logo.
- M16-cut carrier.
- Machined from 8620 Tool Steel (Carrier) and 9310 Steel (Bolt).
- Carrier has forward assist serrations.
- Black Nitride Finish – advanced lower friction coating that minimizes the need for lubricants and cleaning.
- Properly staked gas key.
- Shot peened.
- HPT tested.
- Black o-ring insert on the extractor.
- High-quality BCG.
- Finish: Black Nitride
- Platform: AR15
- Bolt Material: 9310 Steel
- Carrier Material: 8620 Steel
- Weight(s): 11.52 oz
CMMG .22LR Bravo Conversion Kit w/ 3 10-Round Mags – for 5.56/.223 Rifles
In stock
$194.95Just swap this drop-in conversion with the bolt carrier group from your 5.56/.223 chambered rifle and you will be ready to shoot .22LR. Ships with a 10 round Magazine. For best performance use a round style hammer as notched hammers can cause function issues and 36 grain plated nose bullets have proven to be the best choice for function.
- All steel construction.
- Includes 3 10-round magazines.
- Works in most 5.56/.223 chambered rifles.
Aero Precision 5.56 Bolt Carrier Group Complete – Black Nitride
Out of stock
$154.99This high-quality bolt carrier group is a valuable addition to your AR15 build.
- M16-cut carrier.
- Material: 9310 Steel.
- Finish: Black Nitride.
- Properly staked gas key.
- Shot peened.
- HPT tested/MPI marked.
- Black o-ring insert on extractor.
Forward Controls Design SCP Carrier Cam Pin – Dimpled Witness Mark, NP3
In stock
$16.15SCP features a machined dimple on one side of the carrier cam pin, so the user can always reinstall the cam pin on the carrier in the same orientation.
- Dimple ensures consistent installation.
- Durable NP3 finish.
- Reduces wear on cam pin and bolt.
Forward Controls Design SCP Carrier Cam Pin – Dimpled Witness Mark, Nitride
In stock
$12.35SCP features a machined dimple on one side of the carrier cam pin, so the user can always reinstall the cam pin on the carrier in the same orientation.
- Dimple ensures consistent installation.
- Durable nitride finish.
- Reduces wear on cam pin and bolt.
