AR-15 Bolt Carrier Group – 7.62 x 39 / MPI / Nitride Coated

$129.00 $69.99

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AR-15 7.62 x 39 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 treat 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 7.62 x 39

Additional information

Weight 1 lbs
Dimensions 12 x 9 x .2 in



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