The Faxon 5.56 M16 Bolt Carrier Group (brand part no. FF556BCGCNITRIDE) is a nitride-finished upgrade built for AR-15 rifles chambered in 5.56 NATO, giving shooters a durable, corrosion-resistant carrier for reliable cycling. Faxon Firearms machines the carrier and bolt from top-quality materials for long service life, and the nitride finish adds extra protection against harsh environmental conditions compared to a standard phosphate coating. Among AR bolt carrier groups, this Faxon BCG favors AR-15 owners who want a durable, corrosion-resistant carrier without stepping up to a full custom build.

Key Specifications

• Cut for M16-pattern AR-15 rifles chambered in 5.56 NATO.
• Finished in nitride for added corrosion resistance over standard phosphate coatings.
• Built from top-quality materials for durability and long service life.
• Measures 2.85 inches at the bolt.
• Finished in black.

Frequently Asked Questions

What rifles is this bolt carrier group compatible with? M16-pattern AR-15 rifles chambered in 5.56 NATO.

Why choose a nitride finish over phosphate? Nitride adds greater corrosion resistance, making it a better choice for harsh environmental conditions.

Buy the Faxon 5.56 M16 Bolt Carrier Group

A durable, corrosion-resistant carrier is exactly what this Faxon BCG delivers for your AR-15. Order it from our Lubbock, Texas gun shop for fast shipping.