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Aero Precision
Overview
The Aero Precision AR15 Stripped Lower Receiver is a forged component made from durable 7075-T6 aluminum, designed to serve as the foundation for your AR-15 build. It features a hardcoat anodized black finish, providing excellent protection against wear and corrosion while maintaining a sleek look. With a standard trigger pin size of .154, this lower can accommodate a variety of trigger systems, making it versatile for different setups. This receiver is commonly used in builds with a rifle gas system and is compatible with multiple calibers, allowing for a wide range of customization options.
Aero Precision AR15 Stripped Lower Receiver, STS - Anodized Black - APAR501103C
Prices checked
Builders on GunPartPicker first added the Aero Precision AR15 Stripped Lower Receiver, STS - Anodized Black - APAR501103C to a build in March 2026.
Today the one retailer we track is out of stock. Listed prices start at $97.74 at BattleHawk Armory for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 30+ retailers
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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