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Failzero
Failzero FZ M16/M4 Bolt Carrier Group No Hammer Nickel Boron
Failzero FZ M16/M4 Bolt Carrier Group No Hammer Nickel Boron
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The Failzero FZ M16/M4 Bolt Carrier Group is a fully assembled drop-in unit for most mil spec M16, M4, and AR15 upper receivers. Every critical part carries EXO Nickel Boron treatment, which delivers permanent dry lubricity along with increased wear and corrosion resistance.
The matte finish cuts glare, and the No Hammer configuration suits shooters who want smoother operation with less maintenance in their AR platform firearms.
Key Features
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Highlights
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CompatibilityFits most mil spec M16, M4, and AR15 upper receivers. |
Frequently asked questions
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