Description
Polymer80 AR15 80% Receiver w/ Jig Kit
If you are looking to build your own rifle from the ground up, the polymer80 ar15 80% receiver w/ jig kit is one of the most practical starting points on the market. This kit gives you the foundation for a custom AR-15 platform without requiring a full machine shop. With the included jig, you can complete the receiver at home using basic tools, making it a favorite among DIY builders who want a hands-on experience without the hassle of complex machining.
The polymer80 ar15 80% receiver w/ jig kit is designed to streamline your build process. The polymer lower receiver is lightweight, durable, and ready for finishing with the provided jig. Whether you are a first-time builder or a seasoned enthusiast, this kit offers a straightforward path to a functional, personalized firearm.
Overview
This kit combines a Polymer80 AR-15 80% lower receiver with a complete jig system. The receiver is made from high-impact polymer, which reduces weight while maintaining structural integrity. The jig is pre-drilled and includes all necessary drill bits and instructions, so you can finish the receiver pockets and pin holes at home. The kit is designed for compatibility with standard AR-15 parts kits, meaning you can pair it with your choice of upper, barrel, and trigger group.
The polymer80 ar15 80% receiver w/ jig kit is a complete solution for those who want to avoid the cost and complexity of a full CNC setup. It is a popular choice for custom builds, truck guns, or range toys because of its balance of simplicity and functionality.
Features and Specs
- Material: High-strength polymer construction for reduced weight and corrosion resistance. The receiver is reinforced at stress points for added durability.
- Jig System: Includes a reusable jig with pre-drilled guide holes, plus drill bits and step-by-step instructions. The jig ensures accurate alignment for the trigger pocket and fire control group holes.
- Compatibility: Accepts standard AR-15 lower parts kits, buffer tubes, and pistol grips. Works with most mil-spec uppers and magazines.
Manufacturer specs list this item under Build Kits from Polymer80. The receiver is 80% complete, meaning you will need to finish the trigger pocket and drill the pin holes. The included jig makes this process straightforward, even for beginners.
Who It Is For
This kit is ideal for anyone who wants to build a custom AR-15 from scratch without investing in expensive machinery. It suits DIY enthusiasts who enjoy working with their hands and learning the mechanics of their firearm. It is also a good choice for those who want a lightweight, portable build that is easy to customize later.
If you are new to building firearms, the polymer80 ar15 80% receiver w/ jig kit is a forgiving starting point. The polymer material is easier to work with than aluminum, and the jig removes much of the guesswork. Experienced builders will appreciate the flexibility to choose their own parts and create a truly unique rifle.
Shipping and FFL
We ship this item directly to your door. Because this is an 80% receiver, it is not classified as a firearm by the ATF and does not require transfer through a Federal Firearms License (FFL) dealer. However, once you complete the receiver, you must comply with all federal, state, and local laws regarding firearm possession and serialization. It is your responsibility to check your local regulations before purchasing or completing this kit.
Please note that the polymer80 ar15 80% receiver w/ jig kit is sold as a raw component. No background check is required for purchase, but you must be at least 18 years old to order. Always verify that your intended build is legal in your jurisdiction. We recommend consulting with an attorney if you have any questions about compliance.







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