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Aero Precision
Overview
The Aero Precision M5 Stripped AR-308 Lower Receiver is a forged lower designed for the AR-10 platform, specifically chambered in .308 Win. Crafted from 7075-T6 aluminum, this stripped lower provides a lightweight yet sturdy foundation for your build, allowing for a reliable connection with compatible upper receivers and components. With a trigger pin diameter of .154, it accommodates a wide range of aftermarket triggers, making it versatile for various shooting applications. This lower receiver is often utilized in precision and tactical builds, where performance and durability are essential.
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Aero Precision M5 Stripped AR-308 Lower Receiver - DPMS Cut ranked #137 of the 507 lower receivers builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since April 2026. All time, it ranks #143 of the 961 lower receivers builders have added. Builds with this lower receiver are nearly all AR-10.
Updated · from real builds on GunPartPicker
We ranked every lower receiver by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Lower Receiver Trends →Check it against the live catalog:
The part most often added in each category by the 16 builds that include this one

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