Black Rifle Depot

Lightweight .223/5.56 Bolt Carrier Group - Black Nitride

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SKU:
6108
UPC:
999999996108
MPN:
520151S
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  • Lightweight .223/5.56 Bolt Carrier Group - Black Nitride
  • Lightweight .223/5.56 Bolt Carrier Group - Black Nitride
  • Lightweight .223/5.56 Bolt Carrier Group - Black Nitride
  • Lightweight .223/5.56 Bolt Carrier Group - Black Nitride
MSRP: $129.99
$107.95
— You save $22.04

Description

Lightweight .223/5.56 Bolt Carrier Group - Black Nitride

Precision Engineering for Reduced Recoil and Improved Accuracy

Elevate your AR-15’s performance with the Lightweight .223/5.56 Bolt Carrier Group. Precision-machined to MIL-SPEC standards, this BCG reduces felt recoil to help you stay on target for faster, more accurate follow-up shots. Engineered for durability and smooth operation, it’s the ideal upgrade for competitive shooters, especially when paired with an adjustable gas block and lighter buffer.

Key Features:

  • Lightweight Design: Reduced mass minimizes recoil for quicker target acquisition and improved accuracy.
  • Premium Construction: Carrier made from case-hardened 8620 tool steel; bolt crafted from 9310 steel for superior strength.
  • Black Nitride Finish: Enhances durability, reduces friction, and resists corrosion for long-lasting performance.
  • Properly Staked Gas Key: Ensures reliability and prevents gas leakage during operation.
  • Magnetic Particle Inspected: Ensures defect-free construction for optimal safety and performance.
  • Durable Components: Includes Grade 8 fasteners, 4140 steel cam pin, and shot-peened tool steel extractor for unmatched durability.

Technical Specifications:

  • Platform: AR-15/M4
  • Caliber: .223/5.56 NATO
  • Material:
    • Carrier: 8620 tool steel, case hardened and heat-treated
    • Bolt: 9310 steel, magnetic particle inspected
    • Cam Pin: 4140 steel
    • Extractor: Shot-peened tool steel
  • Finish: Black Nitride
  • Features: Properly staked gas key with Grade 8 fasteners

The Lightweight .223/5.56 BCG offers reduced recoil, ensuring quicker target re-acquisition and enhanced shooting accuracy. Its durable materials and black nitride finish provide long-lasting reliability, while MIL-SPEC precision ensures seamless compatibility and operation. Backed by meticulous craftsmanship, this BCG is an investment in performance and durability.

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Additional Information

MPN:
520151S
Bolt Material:
9310 Steel
Finish:
Salt Bath Nitride
Cartridge Compatibility:
.223/5.56 NATO/.300 BLK
Carrier Profile:
Lightweight
High Pressure Tested:
HP Tested
Magnetic Particle Inspected:
Magnetic Partical Inspected
Platform:
AR-15
Bolt Finish:
Nitride / Melonite
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