80 lower: A Complete Guide About Choosing the Best 80 Percent Lower

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Lately, the interest in 80 lower receivers has surged. These parts are highly sought after among firearm enthusiasts and DIY builders, particularly for those looking to build their own AR-15. In this article, we will dive into the concepts behind 80 lowers, the legal aspects of 80 percent lowers, and what you need to know before purchasing one.

The 80 percent lower is a partially completed firearm receiver that requires additional modifications to become fully functional. Essentially, it’s a lower component that is not fully machined, meaning it requires additional work to complete the firearm. These lowers are typically sold without serial numbers, which makes them unregulated under federal law in many cases, provided that they are not yet fully manufactured into a firearm.

For many, building their own firearms with an 80 lower receiver offers a sense of satisfaction and a greater level of customization that mass-produced firearms can't offer. The 80 percent lower also provides an alternative to purchasing a fully assembled firearm, especially for those who may be curious about customizing their weapon to meet specific requirements.

However, it’s important to understand the laws surrounding 80 lowers. While federal law generally does not regulate the sale of 80 percent lowers, laws in some states may impose additional requirements or restrictions. Some states have passed laws that require 80 lowers to be tracked once they are fully completed into firearms, or they may restrict the sale of such parts entirely. It's essential to research the laws in your state before purchasing an 80 percent lower.

Crafting a firearm from an 80 lower is not illegal as long as certain guidelines are followed. The most important rule is that the firearm is for personal use only and not for resale. If a person intends to transfer a firearm made from an 80 lower, they must comply with federal and state laws, including background checks and serializing the firearm. Violating these laws can lead to serious legal consequences, including criminal charges.

Another important point when acquiring an 80 lower is ensuring that it is of high quality. Not all 80 lowers are created equal, and some may be poorly made. Investing in a lower that is made from durable materials, such as forged aluminum, is crucial for ensuring the safety and performance of the final firearm. Additionally, when obtaining an 80 percent lower, make sure it comes with all the necessary parts and components for completing the firearm build.

For those who are new to firearm assembly, it's important to know that building a firearm from an 80 lower receiver does require specific tools and knowledge. Common tools needed for finishing an 80 lower include a drill press, milling machine, or a router, depending on the complexity of the lower. It's also highly recommended to consult instructional guides or videos before beginning the build to ensure that all the steps are performed correctly. Mishandling the lower can result in a non-functional firearm, or worse, a safety hazard.

When considering getting an 80 lower, the price point is another important factor to keep in mind. While 80 percent lowers are generally cheaper than fully finished receivers, the cost of tools and additional parts to complete the build should be factored into the total price. Depending on the quality of the lower and the parts required for assembly, the final cost of building a firearm from an 80 lower may be considerably different. Occasionally, the total cost may end up being close to or even exceed the price of a pre-built firearm.

For those looking to participate in the 80 lower market, it is also essential to keep an eye on any future legal changes. As mentioned earlier, while 80 lowers are currently acceptable in many areas, lawmakers in various states and at the federal level have at times proposed legislation that would impose stricter regulations on the sale and use of 80 lowers. This could include new serialization requirements, mandatory registration, or even outright bans on the sale of certain parts. Being aware of any potential legal shifts is crucial for anyone interested in owning an 80 lower.

In conclusion, while an 80 lower can be a an excellent option for those looking to construct their own firearm, it comes with certain obligations. Understanding the legal landscape, ensuring the quality of the parts, and having the necessary tools and knowledge are all key components of a successful 80 lower build. As with any firearm-related activity, it’s important to approach the process with caution, responsibility, and respect for the law. Make sure to stay informed about the rules and regulations in your area to ensure that your build remains compliant.