Spikes Tactical ST5BG01 M16 BCG .223/5.56 Black Phosphate

$134.96

Complete Spikes Tactical M16 bolt carrier group finished in black phosphate for .223 Rem / 5.56x45mm NATO AR-15 platforms; includes mil-spec extractor, gas key, firing pin, cam pin, and retaining pin.

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Description

The Spikes Tactical ST5BG01 is a complete M16-style bolt carrier group finished in black phosphate and built to mil-spec dimensions. It is specified for .223 Rem / 5.56x45mm NATO AR-15 platforms and comes with essential BCG components for immediate installation. The carrier and bolt are phosphate coated inside and out and feature Spike’s laser-engraved ST spider marking.

Key Specifications

The caliber/cartridge listed is .223 REM / 5.56 NATO.
The material is specified as Steel.
The finish is Black Phosphate.
The bolt type is specified as Full Auto.
The product model is listed as the Bolt Carrier Group.
The package includes Mil Spec Extractor, Mil Spec Gas Key, Firing Pin, Cam Pin, and Retaining Pin.
The carrier and bolt feature a phosphate coating inside and out.
The carrier is laser engraved with the ST spider logo.
The listing shows a weight of 11.60 oz.
This BCG is intended for AR-15 / M16 platforms.

Designed for builders and competent users who expect mil-spec fit and reliable cycling, the ST5BG01 provides the core components needed for an AR-15/M16 action in a single package. Its phosphate finish and included mil-spec parts simplify installation and maintenance while preserving the profile used in factory M16-pattern rifles.