Aero Precision AR .308 M5 Lower Complete W/ A2 Grip & M4 Stock
All Aero Precision lower receivers
Click to see full view
Plan where it ships
Firearms ship to a dealer (FFL), not your door. Pick one now to see your full cost.
Aero Precision
Overview
The Aero Precision AR .308 M5 Lower Receiver is a complete assembly designed for the .308 Winchester caliber, featuring a forged construction from durable 7075-T6 aluminum. It includes a standard A2 grip and an M4 stock, while the non-ambi controls provide a straightforward user experience. This lower is commonly found in builds utilizing a rifle gas system, making it a solid choice for those looking to create a reliable .308 AR platform.
Specifications
Aero Precision AR .308 M5 Lower Complete W/ A2 Grip & M4 Stock
October 2026 on GunPartPicker
Aero Precision AR .308 M5 Lower Complete W/ A2 Grip & M4 Stock ranked #335 of the 588 lower receivers builders added on GunPartPicker in October 2026. Builders have added it to their builds on GunPartPicker. Since April 2026, it ranks #193 of the 1,217 lower receivers builders have added. Builds with this lower receiver are mostly chambered in .308 Win (83%, then 5.56 NATO 8%), mostly on rifle-length gas (63%, then carbine-length 13%), and nearly all AR-10.
It was out of stock everywhere we track every time we checked in October 2026, and today none of the 2 retailers we track has it in stock right now. Listed prices start at $340 at Brownells for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
Not sure which lower receiver to pick?
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:
Frequently Built With
The part most often added in each category by the builds that include this one
Aero Precision M5 308 Winchester/7.62 NATO Stripped Upper Receiver - APAR308503C
Radian Weapons AR-15 Raptor/talon L/s Combo Black Anodized
WMD Guns .308 Bolt Carrier Group w/o Hammer NIB-X DPMS Compatible Style - NIBXBCG308
Magpul DT Carbine Stock - Mil-Spec - FDE - MAG1377-FDE
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.
No reviews yet. Be the first to review this product!