Description
This Fail Zero assembled bolt carrier group is designed for the AR-15 platform and is listed as compatible with 5.56/.223/300 Blackout. It ships fully assembled and includes the bolt, extractor, cam pin, carrier key and firing pin. Critical components are treated with EXO Nickel Boron to provide dry lubricity and improved wear and corrosion resistance. The unit is intended for drop-in installation into most mil-spec AR-15 upper receivers.
Key Specifications
- Compatible with 5.56/.223/300 Blackout cartridges.
- Finish on critical parts: EXO Nickel Boron.
- Primary material: Steel.
- Configuration: Assembled bolt carrier group including bolt, extractor, cam pin, carrier key, and firing pin.
- Installation: Drop-in fit for most mil-spec AR-15 uppers.
- Package dimensions: 1.65 x 3.80 x 10.30 inches.
- AR-15 accessory: Yes.
- Finish style noted as: 5.56MM/CLASSIC FINISH per product data.
- Operation: Semi-auto BCG intended for semi-automatic AR-15 rifles.
- Coating benefits: Provides dry lubricity and improved wear/corrosion resistance.
Whether building an AR-15 upper or replacing a worn component, this Fail Zero assembled BCG provides durable, low-friction performance and straightforward installation for users seeking reliable, serviceable parts with enhanced surface treatment.
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