Aero Precision M5 308 Winchester/7.62 NATO Stripped Upper Receiver - APAR308503C
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Aero Precision
Overview
The Aero Precision M5 308 Winchester/7.62 NATO Stripped Upper Receiver is a crucial component for your AR-10/M5 builds, designed to accept a .308 Win caliber barrel and associated components. Constructed from durable 7075-T6 aluminum and finished in black, this stripped upper receiver provides a solid foundation for your rifle while allowing builders to customize their setup with their preferred parts. This upper is often found in builds utilizing a rifle gas system, making it a popular choice for those looking to maximize performance in larger caliber configurations.
Specifications
Aero Precision M5 308 Winchester/7.62 NATO Stripped Upper Receiver - APAR308503C
Available Merchants(6)
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August 2026 on GunPartPicker
Aero Precision M5 308 Winchester/7.62 NATO Stripped Upper Receiver - APAR308503C ranked #82 of the 690 upper receivers builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since February 2026. All time, it ranks #59 of the 1,573 upper receivers builders have added. Builds with this upper receiver are nearly all chambered in .308 Win, split between mid-length (50%) and rifle-length (50%) gas systems, and nearly all AR-10.
It was out of stock everywhere we track for all of August 2026, and today none of the 6 retailers we track has it in stock right now. Listed prices start at $134.99 at KY Gun Company for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 31 retailers
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Read the guide: Most Popular AR-15 Upper Receivers →Frequently Built With
The part most often added in each category by the 38 builds that include this one
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Aero Precision 15" AR 308 M5 Atlas R-One M-LOK Handguard, Black
WMD Guns AR-15 Gas Tube Nitromet Mid-Length
PSA PA10 .308 Nitride Bolt Carrier Group - 516446490
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
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