The hunt for firearms or 9mm AR lower is not always easy because some states have legal restrictions, and it is challenging to find one that will fit into the AR-15 rifle or pistol. Therefore, it is essential to understand how you can use the AR lower to build or acquire a pistol within the proper legal framework.

What to consider when choosing a 9mm AR lower


The AR 9mm is only as good as the receiver; hence it must have the best built with durable materials. We have lower receivers with highly durable constructions that are light enough yet durable to stand the test of time and heavy use. It must also have the right finish to withstand long-term wear and tear. Some of our selections have stainless steel or anodized finish; hence they will withstand a good amount of moisture to resist corrosion or rust.


The choice between an assembled or stripped AR lower depends on personal preference. A complete or assembles one means you will have easy installation time, while the stripped one is more tasking because you need the skills to put all components together for your suitability. The latter is a good pick if you enjoy the process and customize it to your particular preference.


9mm lower receivers have different builds and, therefore not compatible with all 9mm magazines. Think ahead before buying the lower, and consider the basics of the best picks to understand how they will fit into your gun.

Our 9mm AR lower receivers

Anderson 9MM lower receiver

The Anderson AM-9 is compatible with Glocks and precisely what you need for your next pistol caliber build. It has a 7075 T6 aluminum and adheres to the exact Anderson manufacturing specifications. The excellent finish gives it durability for decades, with a tough anodized coat. Additionally, you can trust this lower receiver’s reliability because its manufacturers heavily rely on the input of US veterans to ensure the product has specific excellent qualities. The features of the Anderson 9MM lower include:

  • Item number BM-M630-A000
  • Compatible with Glock magazines
  • 9MM Luger
  • Made in the USA
  • Anodized hard coat finish
  • Has a ramped 9MM Bolt Carrier

Common AR-9 lower receivers

Classic Colt-Style pistol lower

The 9mm Classic Colt-Style pistol lower has limited receiver options. They have an A2 grip and a T6 aluminum buffer tube.

CMGG AR-15 9MM lower

This lower receiver has the same quality and builds as other types, with a hard-anodized coat, which resists scratches, discoloration, and scuffs. It fits into Colt magazines and has several features to allow custom construction of your ammunition:

  • Ejector
  • Feed ramp
  • Buttstock
  • Bolt catch
  • Buffer system

Colt receivers are less complicated and fancy than most rifle ammo parts, but they offer guaranteed longevity and service. However, they are not as common as the Handerson AR-9MM lower and do not fit into Glock magazines.

Angstadt AR-15 lower

This lower receiver has most of the hardware you need in a pistol magazine, has an enlarged release button, and is compatible with most Glock magazines. It is heavier than the two described above but a great choice if you prefer to build your pistol handgun’s caliber.

The 9mm AR lower guarantees satisfaction due to its guaranteed return of investment. Check out our options online and visit our fantastic gun showroom (Mon-Sat, 10:00 am to 6:30 pm) for more information.

9mm Ar Lower


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