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AR-15 Bolt Carrier Group – 5.56 / MPI / SBN Nitride Coated / Mil-Spec

Rated 5.00 out of 5 based on 5 customer ratings
(5 customer reviews)

$119.00 $69.00

In stock

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Description

AR-15 Mil-Spec Bolt Carrier Group

Material : Case Hardened 8620 Steel

Finish : Black Nitride. This advanced low friction coating minimizes the need for lubricants.

Gas Key : 4130 Steel attached with Grade 8 hardware and properly staked into a milled “valley” to ensure proper positioning.

Cam Pin : Hardened 4340 cam pin

Firing Pin : Mil-Spec firing pin made of 8740 steel, center-less ground, and Hard Chrome-coated

Bolt Assembly : The Bolt is “true” Mil-Spec dimension and external surfaces are CNC ground after heat treatment for a precision fit.

Material : Case Hardened 9310 Steel.

Finish : All Bolt components Shot Peened and Manganese Phosphate or Black Nitride Extractor: 4340 Steel, Manganese Phosphate coated o Mil-Spec Extractor Spring & O-Ring Combination

MPI : Magnetic Particle Inspected

HPT : High-Pressure Test

Made in USA Carrier fits AR15/M4 compatible style Rifles (i.e.) .223/5.56mm, .300Blkout, 6.8SPC

Additional information

Weight 1 lbs
Dimensions 12 x 9 x .2 in
Platform

5 reviews for AR-15 Bolt Carrier Group – 5.56 / MPI / SBN Nitride Coated / Mil-Spec

  1. Rated 5 out of 5

    Kelvin

    This BCG is great! Works flawlessly and is very high quality!
    I would recommend this BCG and this company to anyone!

  2. Rated 5 out of 5

    Thomas mays

    Great part. Not a hicup one. Highly recommend.

  3. Rated 5 out of 5

    Rich A.

    Outstanding BCG at a great price. By far one of the best bar none.

  4. Rated 5 out of 5

    Mike H.

    Best BCG out there!! I just finished my first build and used this BCG and I must say it ran perfectly!! BUY IT!

  5. Rated 5 out of 5

    rsmseaton (verified owner)

    Used this for my 300 blackout build for The money I don’t think you can get any better!! would buy and probably will buy again.

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