Home / Products / Black Rifle Depot / Lightweight .223/5.56 Bolt Carrier Group - Nickel Boron
Lightweight .223/5.56 Bolt Carrier Group - Nickel Boron

Lightweight .223/5.56 Bolt Carrier Group - Nickel Boron

Lowest Listed Price
$139.95
MSRP
$139.95
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Updated
Sep 2, 2026
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Specifications

MPN
52051N

Description

Lightweight .223/5.56 Bolt Carrier Group - Nickel BoronEnhanced Performance and Reduced Recoil for Precision ShootingThe Lightweight 5.56/.223 Nickel Boron Bolt Carrier Group (BCG) for the AR-15 platform is precision engineered to MIL-SPEC standards with top-tier materials and machining. This lightweight BCG reduces mass, resulting in diminished felt recoil, making it an excellent choice for staying on target and improving accuracy in competition and 3-gun shooting. When paired with an adjustable gas block and a lighter buffer, this BCG ensures optimal performance and smooth shooting.Ideal for competitive shooters, 3-gun enthusiasts, and AR-15 users seeking improved accuracy and reduced recoil through weight reduction.Key FeaturesLightweight Design: Reduces mass to lower felt recoil and improve accuracy.Precision Engineering: Manufactured to MIL-SPEC standards using the finest materials and machining techniques.Nickel Boron Finish: Increases longevity, enhances lubricity, and simplifies cleaning.High-Quality Materials: Carrier made from case-hardened 8620 tool steel and bolt from 9310 steel.Properly Staked Gas Key: Ensures reliability and durability.Magnetic Particle Inspected: Quality control for consistent, reliable performance.SpecificationsPlatform Compatibility: AR-15/M4Caliber Compatibility: .223/5.56 NATOFinish: Nickel BoronBolt Material: 9310 SteelCarrier Material: 8620 Tool Steel (Case Hardened and Heat Treated)Gas Key: Properly Staked with Grade 8 FastenersCam Pin: 4140 SteelExtractor: Shot Peened Tool SteelThe Lightweight .223/5.56 Bolt Carrier Group offers superior performance through reduced weight, lowering felt recoil and enhancing shooting accuracy. The nickel boron finish provides exceptional durability and easy maintenance, while high-quality construction ensures reliability and consistency for high-pressure applications. Upgrade your AR-15 for superior performance, reduced recoil, and enhanced shooting accuracy. Order now and experience the difference!
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