Aero Precision AR-15 5.56 BCG W/C158 Bolt - Aero Logo - Phosphate
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Aero Precision
Overview
The Aero Precision AR-15 Bolt Carrier Group is designed for 5.56 NATO caliber firearms, featuring a reliable black finish that enhances durability and corrosion resistance. This BCG is engineered to work seamlessly with various upper receivers, ensuring smooth cycling and optimal performance in your build. It's commonly found in mid-length gas system configurations, making it a solid choice for builders looking for reliability and consistency in their setups.
Specifications
Aero Precision AR-15 5.56 BCG W/C158 Bolt - Aero Logo - Phosphate
Available Merchants(6)
Prices checked
Stock Alert
September 2026 on GunPartPicker
Aero Precision AR-15 5.56 BCG W/C158 Bolt - Aero Logo - Phosphate ranked #21 of the 217 bolt carrier groups builders added on GunPartPicker in September 2026. Builders have been adding it to their builds on GunPartPicker since January 2026. All time, it is the third most added bolt carrier group on the site. Builds with this bolt carrier group are mostly chambered in 5.56 NATO (82%, then .223 Wylde 8%), split between mid-length (58%) and carbine-length (26%) gas systems, and nearly all AR-15.
It was out of stock everywhere we track for all of September 2026, and today none of the 6 retailers we track has it in stock right now. Listed prices start at $142.49 at Optics Planet for when it comes back.
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Frequently Built With
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Aero Precision M4E1 Complete Lower Receiver W/MOE SL Grip & SL-S Carbine Stock
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Magpul AFG-2 Angled Fore Grip - Black
Magpul AR-15 MOE Stock Collapsible Mil-Spec Black
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
PlatformBased on real build data showing which platform (AR-15, AR-10, AR-9) builders pair with this product.
CaliberBased on real build data showing which calibers builders choose alongside this product.
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
Builds Featuring This Part
See all 103 →Builds in the community that include the Aero Precision Ar-15 5.56 Bcg W/c158 Bolt - Aero Logo - Phosphate
| Build | Parts | Total |
|---|---|---|
 | 10 | $3925.77 |
 | 9 | $660.64 |
 | 14 | $895.46 |
 | 13 | $831.17 |
 | 27 | $2039.34 |
 | 12 | $1014.07 |
 | 26 | $4359.44 |
 | 6 | $3844.38 |
 | 13 | $1144.44 |
 | 8 | $674.93 |
| 22 | $1368.78 |
| 29 | $3632.78 |
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