TRYBE Defense Mil-Spec 5.56 Enhanced Complete Bolt Carrier Group BCG Nickel Boron
Trybe Defense · Bolt Carrier Group
No ratings yetBest price
$169.99at OpticsPlanet
Out of stock Sale checked Oct 21, 2026
In stock now instead
- WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Black $169.99at OpticsPlanet
- WMD Guns AR-15/M16/M4 Bolt Carrier Group BCG 5.56 NiB-X Coyote … $169.99at OpticsPlanet
- Lantac M-SPEC 5.56/.223 BCG $170.99at GunMag Warehouse
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| OpticsPlanet | $169.99Salechecked Oct 21, 2026 | Out of stock | Buy at OpticsPlanet |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
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Price history
Dashed line = out of stock. Tracking since Oct 19, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| OpticsPlanet | $169.99 | $169.99 | $169.99 |
Since Oct 19, 2026.
About this part
The TRYBE Defense Mil-Spec 5.56 Enhanced Complete Bolt Carrier Group BCG Nickel Boron is a 5.56 / .223 bolt carrier group from Trybe Defense. One store lists it, OpticsPlanet at $169.99.
Fits and works with
- Caliber
- 5.56 / .223 · Shop matching ammo
- Bolt
- Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
Specifications
- Manufacturer
- Trybe Defense
- Platform
- AR-15
- Caliber
- 5.56 mm NATO
- Finish
- Nickel Boron
- Material
- Steel
From the manufacturer
TRYBE Defense Mil-Spec 5.56 Enhanced Complete Bolt Carrier Group BCG Nickel Boron. 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 machines and coated with nickel boron to reduce surface-to-surface friction and achieve optimal heat dissipation allowing it to withstand repeated firing in any condition without threat of recoil. This also means that virtually no lubricant is needed on the Bolt Carrier Group BCG during use and it will not peel chip or flake. Machined to exacting tolerances and undergoing rigorous magnetic particle inspection (MPI) and high-pressure torsion (HPT) processing before arriving to our loyal TRYBE you can rest assured that this enhanced BCG is ready to go right out of the box. For a consistently smooth and reliable cycle pick up the TRYBE Defense Mil-Spec 5.56 Enhanced Complete Bolt Carrier Group BCG today For other quality gear to carry and protect everything you'd need for a day at the range check out the premium field accessories that your loyal friends at TRYBE Tactical and TRYBE Optics have for you. Start customizing today and get ready to JOIN. THE. TRYBE. Specifications for TRYBE Defense Mil-Spec 5.56 Enhanced Complete Bolt Carrier Group (BCG): Manufacturer: TRYBE Defense Color: Nickel Finish: Nickel Boron Fabric/Material: AISI 8620 Steel Caliber: .300 AAC Blackout .223 Remington Gun Make: AR Platform Weight: 11.5 oz Condition: New Additional Features: Rockwell Harness - 78-80 HRc Country of Origin: USA Features of TRYBE Defense Mil-Spec 5.56 Enhanced Complete Bolt Carrier Group BCG Fully Assembled Mil-Spec Bolt Carrier Group BCG AISI 8620 Steel Nickel Boron Coated Heat Treated Shot Peened per Mil-Spec Requirements High Pressure Torsion (HPT) Magnetic Particle Inspected (MPI) Chrome Interior Lined Bolt Carrier Carpenter 158 Steel Nickel Boron Coated Heat Treated Shot Peened per Mil-Spec Requirements High Pressure Torsion (HPT) Magnetic Particle Inspected (MPI) Bolt E4340 Steel Nickel Boron Coated Heat Treated per Mil-Spec Requirements Cam Pin AISI 8620 Steel Gas Key 4140 Steel Nickel Boron Coated Gas Key Screws Aircraft Quality E4140 Steel Nickel Boron Coated Heat Treated Shot Peened per Mil-Spec Requirements Extractor AISI 8740 Steel Hard Chrome Plated Firing Pin Full-Auto Rated Package Contents: TRYBE Defense Mil-Spec 5.56 Enhanced Complete Bolt Carrier Group Similar Products to TRYBE Defense Mil-Spec 5.56 Enhanced Complete Bolt Carrier Group TRYBE Defense CIB Cowl Induction Muzzle Brake TRYBE Defense Bolt Carrier Groups TRYBE Defense AR-15 Parts TRYBE Defense AR-15 Upper Receivers TRYBE Defense Charging Handles TRYBE Defense Drop-In Triggers TRYBE Defense Grips & Handstops TRYBE Defense Safety Selectors TRYBE Defense Rifle Barrels TRYBE Tactical 42" Rifle Case TRYBE Tactical 28" SBR Case TRYBE Tactical Range Bag TRYBE Tactical TRYBE Optics TRYBE Warranty TRYBE products are made for performance and durability and are covered by a comprehensive warranty depending on the type of product. See full warranty information here TRYBE Defense BCG-NB-ENH: Mil-Spec 5.56 Enhanced Complete Bolt Carrier Group Nickel Boron
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