Receiver PartsAero PrecisionSold by Brownells

Aero Precision

Complete Lower Receiver W/Moe Sl Grip & Sl Stock For Ar-15 - Comp Lower W/Moe Sl Grip & Sl Carbine Stock For Ar-15 Blk

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

Aero Precision

AR-15 complete lower receiver for

Includes Ar15

Gen 2 lower receiver

Upgraded Moe

MOE SL grip

Includes Moe

SL carbine stock or MOE

Includes Lower

Parts kit, carbine receiver extension,

$299.99
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SKU: 100054431

Overview

Built as a complete foundation for an AR-15 custom build, this lower receiver comes assembled with the lower parts kit, carbine receiver extension, and AR15 carbine buffer and spring already in place. It also includes a MOE SL grip and either a MOE SL carbine stock or MOE SL-S carbine stock, giving the build a ready-to-use starting point right out of the box. Aero Precision’s Gen 2 lower is machined to mil-spec dimensions and designed to work with standard AR-15 components, making it a practical choice for hunters and shooters who want a straightforward base for a rifle setup. The package is focused on utility rather than extras, so it suits buyers who value a complete, configurable lower without unnecessary complexity.

Why Hunters Choose the Aero Precision

Complete Lower

Receiver provides a ready foundation

Includes Ar15

Lower parts kit and carbine

Upgraded Moe

MOE SL grip and MOE

Compatible Standard

Standard AR-15 components

Machined Mil-spec

Dimensions for straightforward parts fitment

Key Features

  • Aero Precision AR-15 complete lower receiver for custom AR-15 builds
  • Includes AR15 Gen 2 lower receiver
  • Upgraded with MOE SL grip
  • Includes MOE SL carbine stock or MOE SL-S carbine stock
  • Includes lower parts kit, carbine receiver extension, buffer, and spring
  • Machined to mil-spec dimensions and works with standard AR-15 components

Best Used For

  • Ideal for builders starting an AR-15 project with a complete lower receiver foundation.
  • Suited to users wanting a ready-to-assemble lower with included grip, stock, and parts kit.
  • Good for hunters configuring a standard AR-15 setup with mil-spec compatible components.
  • Appropriate for shooters who prefer a complete lower rather than sourcing each part separately.

Specifications

Buffer And SpringAR15 Carbine Buffer and Spring
Carbine Receiver ExtensionIncluded
ColorBlk
CompatibilityStandard AR-15 components
GripMOE SLA(R) Grip
Lower Parts KitIncluded
Lower Receiver ModelAR15 Gen 2 Lower
Machined To Mil Spec DimensionsYes
Product TypeAR-15 Complete Lower Receiver
StockMOE SLA(R) Carbine Stock or MOE SL-S Carbine Stock

Pros

  • Complete lower receiver provides a ready foundation for a custom AR-15 build.
  • Includes AR15 Gen 2 Lower Receiver with lower parts kit and carbine receiver extension.
  • Upgraded with MOE SL grip and MOE SL carbine stock options.
  • Compatible with standard AR-15 components.
  • Machined to mil-spec dimensions for straightforward parts fitment.

Considerations & Trade-offs

  • This is a complete lower receiver, so it adds convenience but also means the grip, stock, lower parts kit, receiver extension, buffer, and spring are already selected rather than fully user-defined.
  • The product description indicates either a MOE SL Grip with a MOE SL Carbine Stock or a MOE SL-S Carbine Stock, so the exact stock configuration may vary.
  • It is described as a mil-spec dimensioned AR-15 Gen 2 lower that works with standard AR-15 components, which is useful for compatibility but still keeps the build within the AR-15 platform.
  • At $299.99, it may be more practical for buyers who want a ready-to-build lower than for those planning to source each component separately.

Suggested Comparisons

  • AR-15 complete lower receiver
  • AR-15 stripped lower receiver
  • AR-15 lower parts kit
  • AR-15 stock and grip upgrade

Suggested Accessories

  • AR-15 upper receiver assembly
  • AR-15 magazines
  • Rifle sling
  • Gun cleaning kit

Frequently Asked Questions

What is included with this complete lower receiver assembly?

According to the product data, it includes an AR15 Gen 2 lower receiver, MOE SLA(R) grip, MOE SLA(R) carbine stock or MOE SL-S carbine stock, lower parts kit, carbine receiver extension, and AR15 carbine buffer and spring.

Is this lower receiver compatible with standard AR-15 parts?

Yes. The description states that it is machined to mil-spec dimensions and works with standard AR-15 components.

Does the product specify which stock version I will receive?

The provided description lists either a MOE SLA(R) Carbine Stock or a MOE SL-S Carbine Stock, but it does not clearly state which one is guaranteed in the listing data.

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.

What brand makes this complete lower receiver?

The brand listed in the product data is Aero Precision.