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Aero Precision
Overview
The Aero Precision M4E1 Pistol Complete Lower Receiver is a fully assembled lower designed specifically for the AR-15 platform, featuring a hardcoat anodized black finish that enhances durability. Made from 7075-T6 aluminum, this forged lower receiver is built to withstand the rigors of use while accommodating a multi-caliber setup. The included MOE grip and SBA3 brace provide ergonomic support for better handling and stability. This lower receiver is commonly found in pistol builds aiming for a compact and versatile configuration.
Aero Precision M4E1 Pistol Complete Lower Receiver with MOE Grip & SBA3 Brace - Anodized Black- APAR600140
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Aero Precision M4E1 Pistol Complete Lower Receiver with MOE Grip & SBA3 Brace - Anodized Black- APAR600140 ranked #248 of the 477 lower receivers builders added on GunPartPicker in September 2026. Builders have been adding it to their builds on GunPartPicker since March 2026. All time, it ranks #546 of the 1,050 lower receivers builders have added.
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:
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