Nickel Boron Bolt Carrier Group – AR15 M16 .223 – 5.56


Elevate your AR15, M16, or M4 with our Nickel Boron Bolt Carrier Group. Fully assembled and chambered in 5.56/.223, this BCG boasts a Nickel Boron finish for superior wear and corrosion resistance. Crafted from 9310 steel and MPI inspected, it meets strict military standards. Made in the USA, it’s the pinnacle of quality.

Availability: In stock SKU: DT17-008 Categories: , Tags: ,


Nickel Boron Bolt Carrier Group – AR15 M16 .223 – 5.56

Looking for a top-quality bolt carrier group for your AR15, M16, or M4? Look no further than our Nickel Boron Bolt Carrier Group! This BCG’s fully assembled and ready to drop in to your weapon, with no assembly required. It’s chambered in 5.56/.223 and features a Nickel Boron finish that will provide superior resistance to wear and corrosion. Additionally, the bolt’s made from 9310 steel and has been Magnetic Particle Inspected to ensure that it meets all military standards. It’s also been shot peened to increase its strength and durability. Also, the fasteners are grade 8 hardened and key staked per Mil-Spec. Finally, the extractor has a black insert and comes with a Crane O-ring for optimal performance. Get this BCG today and rest assured that you’re getting one of the best on the market!

Nickel Boron Bolt Carrier Group Features:

  • 5.56 – .223
  • Nickel Boron
  • 9310 Steel Bolt
  • MPI Bolt (Magnetic Particle Inspected)
  • Shot Peened Bolt
  • Grade 8 Hardened Fasteners
  • Key Staked per Mil-Spec
  • Black Extractor Insert
  • Crane O-Ring
  • Made in the USA
  • DT17-008

WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information:

Additional information

Weight 1.5 lbs




BCG Coating

1 review for Nickel Boron Bolt Carrier Group – AR15 M16 .223 – 5.56

  1. 5 out of 5

    Robert (verified owner)

    Was so pleased with the first one I just ordered another. Nickel Boron is so easy to clean it’s worth the extra cost.

Only logged in customers who have purchased this product may leave a review.