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.308 / 7.62 Bolt Carrier Group, Complete – Black Nitride

$215.00 $174.99

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Description

Our .308 / 7.62 Bolt Carrier Group is the perfect firing mechanism for your big-bore rifle build. This high quality BCG features a Black Nitride finish, is MPI/HPT and now includes a laser engraved Aero Precision “A” logo!Carrier Features:Material: Billet carrier machined from 8620 steel and case hardenedFinish: Black Nitride – advanced lower friction coating that minimizes the need for lubricants and cleaningGas Key: 4130 Steel attached with Grade 8 hardware and properly stakedFiring Pin: Machined from 8740 steel and hard chrome coatedForward Assist serrationsLaser engraved Aero Precision logoCarrier fits AR .308 compatible style AR Uppers and RiflesBolt Features:Material: Case Hardened 9310 SteelFinish: All bolt components are shot peened and black nitride coatedExtractor: Machined from 4340 Steel with double o-rings and double springsMagnetic Particle Inspected and High Pressure TestedHigh pressure bolt – external surfaces are CNC ground after heat treat for a precision fit and firing pin hole diameter is reduced to .070″Multi-caliber bolt designed to function with .308, 7.62×51, 6.5 Creedmoor, .338 Federal and other .308 based cartridges.BCG Includes:Bolt carrierComplete boltFiring pinCam pinRetaining pin

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Aero Precision

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