APF M16 Bolt Carrier Group, Nickel Boron

Alex Pro Firearms® M16 Nickel Boron Bolt Carrier Group, machined to mil-spec standards, and nickel boron-plated for smoothness. APF products are made right here in The Guide’s own backyard—Alexandria, Minnesota. We know the folks at APF. We know their products are designed and built in-house…which means they can deliver outstanding quality at a fair price.

Bolt:
• 9310 steel, nickel boron-plated
• Shot-peened, heat-treated

Carrier:
• SAE 8620, nickel boron-plated
• Heat-treated
• Full-auto

Extractor:
• CNC-machined, nickel boron-plated
• Shot-peened, heat-treated

Firing Pin:
• Swiss-machined
• Heat-treated, precision-ground

Gas Key:
• CNC-machined, nickel boron plated
• Heat-treated
• Torqued and staked to Carrier mil.-spec

Cam Pin:
• Nickel Boron plated
• Swiss-machined
• Heat-treated

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Key Specifications

• Item number: 657714
• Caliber: 5.56 NATO/.223 Rem.
• Mfg. Number: UP-038