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The Aero Precision Black Nitride Bolt Carrier Group (BCG) is a high quality addition to your AR-15 build. Features: M16-cut carrier Machined f...
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The recently released 6.5 Grendel Black Nitride Bolt Carrier Group by Aero Precision is a fantastic BCG. Like Aero Precision's other BCGs, this uni...
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This Aero Precision 5.56 Bolt Carrier Group features a high polish Nickel Boron finish and has the advantage of using great materials such as 8620 ...
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The Dirty Bird Enhanced Bolt Carrier Group for .223/5.56 features a unique carrier design with practical improvements in two key areas: Strategic...
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Introducing the Dirty Bird Industries 9mm Bolt Carrier. Made out of 8620 Steel, and designed to work with Colt and Glock style magazines, this BCG ...
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With strength in mind, Toolcraft made their Bolts from heavy duty 9310 Alloy Steel and their Bolt Carriers from 8620 case-hardening aircraft grade ...
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AR15Discounts is proud to carry APOC Armory BCG's with Bolts made from heavy duty 9310 Alloy Steel and Bolt Carriers from 8620 case-hardened aircra...
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