Aero Precision M4E1 Pistol Complete Lower Receiver w/ MOE-K2 Grip & SBA4 Brace - Anodized/Black
Overview
The Aero Precision M4E1 Pistol Complete Lower Receiver w/ MOE-K2 Grip & SBA4 Brace - Anodized/Black is a lower receiver. Compare prices from multiple merchants and find the best deal.
Specifications
Aero Precision M4E1 Pistol Complete Lower Receiver w/ MOE-K2 Grip & SBA4 Brace - Anodized/Black
Available Merchants(3)
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August 2026 on GunPartPicker
Aero Precision M4E1 Pistol Complete Lower Receiver w/ MOE-K2 Grip & SBA4 Brace - Anodized/Black ranked #68 of the 507 lower receivers builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since May 2026. All time, it ranks #50 of the 961 lower receivers builders have added. Builds with this lower receiver are split between 5.56 NATO (50%) and 300 Blackout (25%), split between pistol-length (50%) and carbine-length (25%) gas systems, and nearly all AR-15.
It was out of stock everywhere we track for all of August 2026, and today only Sportsmans Outdoor Superstore has it in stock.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 31 retailers
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Frequently Built With
The part most often added in each category by the 34 builds that include this one
Aero Precision M4E1-E Complete Upper, 16" 5.56 Mid Barrel, Quantum 12" M-LOK HG - Anodized Black
Aero Precision AR-15 Breach Charging Handle Ambidextrous Small Levers
EOTECH XPS2 Holographic Sight, Tan - XPS2-0TAN
Bravo Company M16 Bolt Carrier Group Black
Geissele Automatics AR-15 SSA-E X Lightning Bow Trigger
Magpul AFG-2 Angled Fore Grip - 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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