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Brownells Bolt Carrier Group .223 Remington/5.56x45mm/.300 AAC Blackout, Black
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Brownells Bolt Carrier Group .223 Remington/5.56x45mm/.300 AAC Blackout, Black

Details
SKU 51655210494
Brand Brownells
UPC 050806002388
CA WARNING (Prop 65) & Compliance Information
Please read before purchasing.
This product is fulfilled by a PSA Partner and shipping times may vary.

Product Details

Details

  • Ecommerce Platform: AR-15
  • Caliber 1: .223 Remington
  • Caliber 2: 5.56x45mm
  • Caliber 3: .300 AAC Blackout
  • Material: 9310 Alloy Steel/8620 Alloy Steel
  • Color: Black

Features

The Brownells AR-15 bolt carrier group is an essential component for any AR-15 enthusiast, whether you're completing a new build or preparing for future maintenance. Designed for reliability and versatility, this BCG is compatible with AR-15 rifles chambered in 5.56x45mm, .223 Remington and 300 Blackout. The bolt is crafted from durable 9310 tool steel, which undergoes heat treatment and shot peening for enhanced strength and longevity. The carrier is precision machined from 8620 hardened steel, ensuring robust performance. Both the bolt and carrier, along with all other components, are finished with a nitride coating for superior corrosion resistance and smooth operation. Each bolt is rigorously tested with magnetic particle inspection to ensure quality and reliability. The gas key is securely torqued and staked, providing a dependable seal and function. The complete package includes the bolt, bolt carrier, gas key, firing pin, cam pin, firing pin retaining pin and an extractor with the necessary spring and rubber insert. This bolt carrier group is designed to work seamlessly with any cartridge based on the 5.56x45mm case, though it is not intended for use in full-auto lower receivers. With the Brownells AR-15 bolt carrier group, you can trust in consistent performance and peace of mind, knowing you're equipped with a high-quality, ready-to-use component.

  • Material - 8620 hardened steel carrier
  • 9310 tool steel, heat-treated and shot peened bolt material
  • Nitride coating
  • Bolt inspected using magnetic particle testing
  • Torque and secured gas key
  • 5.56x45mm caliber
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All NFA Rules Apply

These items are controlled by the U.S. Government and authorized for export only to the country of ultimate destination for use by the ultimate consignee or end-user(s) herein identified. They may not be resold, transferred, or otherwise disposed of, to any other country or to any person other than the authorized ultimate consignee or end-user(s), either in their original form or after being incorporated into other items, without first obtaining approval from the U.S. government or as otherwise authorized by U.S. law and regulations.
WARNING: Handling firearms or firearms parts can expose you to lead and other petroleum products known to the State of California to cause cancer, birth defects, or other reproductive harm. Wash hands thoroughly after handling. For more information go to www.p65warnings.ca.gov (CA Health and Safety Code Section 25249.6).
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