Receiver PartsAero PrecisionSold by Brownells

Aero Precision

M4e1 Lower Complete W/ Moe Grip & Prs Stock - M4e1 Comp Lower W/Moe Grip & Prs-Gen3 Stock For Ar-15 Blk

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

Complete Lower

Receiver for custom AR-15 builds

Includes Aero

Precision M4E1 lower receiver

Upgraded Moe

MOE grip and PRS Gen3

Includes Lower

Parts kit, rifle receiver extension,

Machined From

7075-T6 aluminum

$524.99
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SKU: 100054442

Overview

Built as a complete foundation for an AR-15 custom build, this lower receiver package combines Aero Precision’s M4E1 lower with an MOE grip and PRS Gen3 precision adjustable stock. It includes the lower parts kit, rifle receiver extension, and AR-15 rifle buffer and spring, making it a practical starting point for a rifle configured around the shooter’s preferred setup. The enhanced forging is machined from 7075-T6 aluminum and is compatible with all mil-spec AR-15 parts. For hunters and serious shooters who want a ready-to-assemble lower with a more refined appearance and adjustable support, it offers a straightforward path without adding unnecessary extras.

Why Hunters Choose the Aero Precision

Complete Lower

Receiver provides a ready base

Includes Moe

Grip and PRS Gen3 Precision

M4e1 Lower

Receiver is Aero Precision's custom

Machined From

7075-T6 aluminum

Compatible All

All mil-spec AR-15 parts

Key Features

  • Complete lower receiver for custom AR-15 builds
  • Includes Aero Precision M4E1 lower receiver
  • Upgraded with MOE grip and PRS Gen3 precision adjustable stock
  • Includes lower parts kit, rifle receiver extension, buffer, and spring
  • Machined from 7075-T6 aluminum
  • Compatible with all mil-spec AR-15 parts

Best Used For

  • AR-15 builders wanting a complete lower as a straightforward starting point for a custom rifle.
  • Hunters setting up a rifle with an adjustable stock for a more tailored shooting position.
  • Users who want Aero Precision’s M4E1 lower with included grip, stock, and lower parts kit.
  • Shooters seeking a complete lower compatible with mil-spec AR-15 parts for build flexibility.

Specifications

Ar 15 Rifle Buffer And SpringIncluded
CompatibilityAll mil-spec AR-15 parts
Lower Parts KitIncluded
M4e1 Stripped Lower ReceiverIncluded
Material7075-T6 Aluminum
Moe GripIncluded
Prs Gen3 Precision Adjustable StockIncluded
Rifle Receiver ExtensionIncluded

Pros

  • Complete lower receiver provides a ready base for a custom AR-15 build.
  • Includes MOE grip and PRS Gen3 Precision Adjustable Stock.
  • M4E1 lower receiver is Aero Precision's custom designed enhanced forging.
  • Machined from 7075-T6 aluminum.
  • Compatible with all mil-spec AR-15 parts.
  • Includes lower parts kit, receiver extension, buffer, and spring.

Considerations & Trade-offs

  • This is a complete lower receiver assembly, so it adds cost and weight compared with starting from a stripped lower for a fully custom build.
  • The included PRS Gen3 Precision Adjustable Stock is geared toward a more adjustable setup, which may not suit hunters looking for the simplest or most compact rifle configuration.
  • Compatibility is stated for mil-spec AR-15 parts, so it is best suited to builds planned around that standard rather than nonstandard components.
  • The product is sold as a lower assembly only, so it does not by itself complete an operational rifle.

Suggested Comparisons

  • AR-15 complete lower receivers
  • AR-15 stripped lower receivers
  • AR-15 lower parts kits
  • AR-15 adjustable stocks

Suggested Accessories

  • AR-15 lower parts kit
  • Rifle buffer and spring
  • Adjustable stock
  • Pistol grip

Frequently Asked Questions

What is included with this complete lower receiver?

The listed components are the M4E1 stripped lower receiver, MOE grip, PRS Gen3 precision adjustable stock, lower parts kit, rifle receiver extension, and AR-15 rifle buffer and spring.

Is this lower compatible with standard AR-15 parts?

Yes. The product data states it is compatible with all mil-spec AR-15 parts.

What material is the M4E1 lower receiver made from?

The source data says the enhanced forging is machined from 7075-T6 aluminum.

What kind of stock comes on this lower?

It includes a PRS Gen3 precision adjustable stock.

Is this a good starting point for a custom AR-15 build?

The product is described as a complete lower receiver and as a base for a custom AR-15 build, so it is intended for that role. Beyond that, the source does not provide performance or use-case claims.