Guntec USA AR-15 Bolt Carrier Group Mil-Spec BCG Gloss Rainbow PVD Coated
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Guntec USA
Overview
The Guntec USA AR-15 Bolt Carrier Group is designed for 5.56 NATO caliber rifles, providing a reliable and robust operation for your firearm. This bolt carrier group features a Titanium Nitride finish, which not only enhances its durability but also aids in smoother cycling and easier cleaning. Commonly found in builds that emphasize both performance and unique aesthetics, this BCG adds a distinctive touch to any custom AR-15 project.
Specifications
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Build history on GunPartPicker
Builders have been adding the Guntec USA AR-15 Bolt Carrier Group Mil-Spec BCG Gloss Rainbow PVD Coated to their builds on GunPartPicker since March 2026. All time, it ranks #224 of the 446 bolt carrier groups builders have added.
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