Aero Precision M4E1 Featureless Lower Complete W/ Fixed Stock
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Aero Precision
Overview
The Aero Precision M4E1 Featureless Lower is a complete AR-15 lower receiver, designed specifically for builders looking to comply with featureless requirements while using a 5.56 NATO caliber. Made from durable 7075-T6 aluminum and finished with a hardcoat anodized treatment, this forged lower receiver features a standard .154 trigger pin size, ensuring compatibility with a wide range of triggers. This lower is commonly found in builds utilizing a mid-length gas system, providing a balanced shooting experience.
Specifications
Aero Precision M4E1 Featureless Lower Complete W/ Fixed Stock
September 2026 on GunPartPicker
Aero Precision M4E1 Featureless Lower Complete W/ Fixed Stock 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 February 2026. All time, it ranks #298 of the 1,032 lower receivers builders have added.
It was out of stock everywhere we track for all of September 2026, and today none of the 2 retailers we track has it in stock right now. Listed prices start at $329.99 at Brownells for when it comes back.
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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Magpul AR-15 MOE Stock Fixed Commercial Black
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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