BCM BCM4 Mod-2 SOPMOD AR-15 Complete Lower Receiver Anodized Black
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Bravo Company
Overview
The BCM BCM4 Mod-2 SOPMOD Complete Lower Receiver is a fully assembled lower designed for the AR-15 platform, featuring a robust forged construction from 7075-T6 aluminum. This lower is finished with a hardcoat anodized treatment, ensuring durability while maintaining a sleek black appearance. Ideal for builds utilizing a mid-length gas system, it is commonly paired with the 5.56 NATO caliber, providing builders with a reliable foundation for their AR-15 projects.
Specifications
BCM BCM4 Mod-2 SOPMOD AR-15 Complete Lower Receiver Anodized Black
Available Merchants(6)
Prices checked
Price Alert
Build history on GunPartPicker
Builders have been adding the Bravo Company BCM BCM4 Mod-2 SOPMOD AR-15 Complete Lower Receiver Anodized Black to their builds on GunPartPicker since February 2026. All time, it ranks #207 of the 1,036 lower receivers builders have added. Builds with this lower receiver are mostly chambered in 5.56 NATO (86%, then 6mm ARC 14%), mostly on mid-length gas (67%, then carbine-length 17%), and nearly all AR-15.
It was hard to find in September 2026, in stock on only 7 of the 24 days we checked, and today 4 of the 6 retailers we track have it in stock. Prices barely moved in September 2026, holding around $535, so there haven't been real sales lately. Buying today, the lowest price is $525 at MidwayUSA, which matches the best price we saw in September.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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Frequently Built With
The part most often added in each category by the builds that include this one
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Build Configuration Breakdown
Aggregated and anonymized data showing how builders use 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.
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