Description

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 hardened Finish: Black Nitride - advanced lower friction coating that minimizes the need for lubricants and cleaning Gas Key: 4130 Steel attached with Grade 8 hardware and properly staked Firing Pin: Machined from 8740 steel and hard chrome coated Forward Assist serrations Laser engraved Aero Precision logo Carrier fits AR .308 compatible style AR Uppers and Rifles Bolt Features: Material: Case Hardened 9310 Steel Finish: All bolt components are shot peened and black nitride coated Extractor: Machined from 4340 Steel with double o-rings and double springs Magnetic Particle Inspected and High Pressure Tested High 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, 7.62x51, 6.5 Creedmoor, .338 Federal and other .308 based cartridges. BCG Includes: Bolt carrier Complete bolt Firing pin Cam pin Retaining pin

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