If you are new to firearms and the gun industry, you may have heard of 80% lower receivers but have no idea what they are. An 80% lower receiver is an unfinished lower receiver that has not been fully completed by a manufacturer. They provide an opportunity to build your own gun without requiring a Federal Firearms License (FFL). In this article, we’ll be discussing the various types, differences, and uses of 16% lower receivers. We’ll also discuss the advantages of owning and building a firearm from an 80% lower receiver.
1) What is an 80% Lower Receiver?
An 80% lower receiver is an unfinished lower receiver that is typically made from aluminum or polymer. It is called “80%” because it is only 80% complete, meaning that the remaining 20% still needs to be machined or completed by the end user. This unfinished state allows individuals to legally build their own firearm without the need for a Federal Firearms License (FFL). The process of completing an 80% lower receiver involves drilling and milling out the remaining areas to create the necessary components for a functional firearm. This gives gun enthusiasts the opportunity to customize their build and have a sense of accomplishment in creating their own firearm.
2) Understanding the Types of 80% Lowers
When it comes to 80% lower receivers, there are several types to choose from. One popular option is the AR-15 lower receiver, which is designed to fit with AR-15 upper receivers. This type of lower receiver is compatible with a wide range of accessories and parts, making it a versatile choice for gun enthusiasts. Another type of 80% lower receiver is the Glock lower receiver, which is specifically designed for Glock handguns. This option allows for customization and personalization of your Glock firearm. Additionally, there are 80% lower receivers available for other firearm models, such as the AK-47. Understanding the different types of 80% lowers will help you choose the right one for your specific needs and preferences.
3) Polymer 80 Lowers – Features and Uses
Polymer 80 lower are a popular option for those looking to build their own firearm. These lowers are made from a durable polymer material, which makes them lightweight and easy to work with. They are also known for their affordability, making them a cost-effective choice for DIY gun builders. Additionally, polymer 80 lowers are known for their resistance to corrosion and wear, ensuring that your firearm will last for years to come. They are also available in a variety of colors and finishes, allowing for further customization. Whether you are a beginner or an experienced gun enthusiast, polymer 80 lowers provide a great option for building your own firearm.
4) Billet vs. Forged 80 Lowers – Pros and Cons
When it comes to 80% lower receivers, there are two main options to consider: billet and forged. Billet lowers are machined from a solid block of aluminum, resulting in a sleek and modern appearance. They are known for their precision and intricate designs, making them popular among gun enthusiasts who value aesthetics. On the other hand, forged lowers are made by applying extreme pressure to shape and mold the aluminum, resulting in a stronger and more durable lower receiver. While forged lowers may not have the same level of intricate designs as billet lowers, they are known for their reliability and ability to withstand heavy use. When choosing between billet and forged 80% lower receivers, it ultimately comes down to personal preference and the specific needs of the individual builder.
5) 80 Lowers from Various Manufacturers – Comparison Guide
When it comes to purchasing an 80% lower receiver, there are a variety of manufacturers to choose from. Each manufacturer offers their own unique features and qualities, making it important to do your research before making a decision. Some popular manufacturers include Polymer 80, Anderson Manufacturing, and Aero Precision. Polymer 80 is known for their high-quality polymer lowers that are lightweight and durable. Anderson Manufacturing offers affordable options that are machined from aluminum for strength and reliability. Aero Precision is praised for their precision-machined lowers that are known for their tight tolerances. It is recommended to read reviews, compare prices, and consider your specific needs when choosing a manufacturer for your 80% lower receiver.