Stag Arms

Stag Arms Bolt Carrier Group - 5.56/.223/300 Black - Nitride - Left Handed

All Stag Arms bolt carrier groups
Stag Arms Bolt Carrier Group - 5.56/.223/300 Blk - Nitride - Left Handed - Bolt Carrier Group for AR-15 - view 1

Stag Arms

Overview

The Stag Arms Bolt Carrier Group is designed for 5.56 NATO caliber rifles and features a nitride finish that enhances durability and corrosion resistance. Its M16-style configuration ensures reliable operation and compatibility with a variety of AR-15 platforms, making it a solid choice for builders looking for a robust and efficient bolt carrier group. This left-handed version is particularly suited for lefty builds, allowing for smooth cycling and operation in custom setups.

Specifications

MPNSTAG310858
Caliber5.56 NATO
StyleM16 Bolt Carrier
FinishNitride

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October 2026 on GunPartPicker

Stag Arms Bolt Carrier Group - 5.56/.223/300 Black - Nitride - Left Handed ranked #98 of the 258 bolt carrier groups builders added on GunPartPicker in October 2026. Builders have added it to their builds on GunPartPicker since July 2026. Since April 2026, it ranks #172 of the 553 bolt carrier groups builders have added.

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Frequently Built With

The part most often added in each category by the builds that include this one

Aero Precision AR-15 Breach Charging Handle Ambidextrous Small Levers

Aero Precision AR-15 Breach Charging Handle Ambidextrous Small Levers

Charging Handle$80 · out of stockin 40% of them
PSA Complete 5.56x45mm Left Hand Upper Receiver

PSA Complete 5.56x45mm Left Hand Upper Receiver

Upper Receiver$120in 20% of them
PSA AR-15 Blem "Stealth" Stripped Lower Receiver

PSA AR-15 Blem "Stealth" Stripped Lower Receiver

Lower Receiver$70 · out of stockin 60% of them
Daniel Defense M-LOK Vertical Foregrip Mil-Spec+ - FDE

Daniel Defense M-LOK Vertical Foregrip Mil-Spec+ - FDE

Foregrip$35in 40% of them
Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H2 - Black

Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H2 - Black

Buffer Tube Assembly$161in 60% of them
B5 Systems Government Issue SOPMOD Stock Collapsible Mil-Spec Black

B5 Systems Government Issue SOPMOD Stock Collapsible Mil-Spec Black

Stock & Brace$63in 40% of them

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Platform

90%
AR-1590%
AR-106.9%
AR-93%

Caliber

69.3%
5.56 NATO69.3%
.223 Wylde8.7%
300 Blackout8.7%
.308 Win5.5%
9mm2.7%
Other5.1%

Gas System

50.6%
Mid-Length50.6%
Carbine27%
Pistol10.7%
Rifle10.2%
Blowback1.1%
Other0.3%

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