Polymer80 AR15 80% Receiver W/ Jig Kit

If you are looking to build an AR-15 from the ground up and want a project that puts the work directly in your hands, the Polymer80 AR15 80% Receiver w/ Jig Kit is exactly what you need. This kit gives you the raw materials and the tooling to finish a receiver at home, without the paperwork typically associated with a completed lower. Whether you are a weekend tinkerer or a serious builder, this is the starting point for a custom rifle that you can truly call your own.

Overview

This complete kit includes the Polymer80 AR15 80% receiver and the necessary jig to help you drill and route the fire control pocket. The receiver is made from a high-strength polymer composite, designed to be lighter than standard aluminum lowers while maintaining the structural integrity needed for reliable performance. The included jig is precision-machined to guide your tools accurately, reducing the risk of mistakes during the finishing process. For anyone interested in the polymer80 ar15 80% receiver w/ jig kit, this is the foundation of a hands-on build that avoids the usual transfer delays.

Features & Specs

• Material: High-impact polymer composite with internal aluminum reinforcement blocks for increased rigidity and long-term durability.
• Compatibility: Accepts standard AR-15 lower parts kits, buffer tubes, and pistol grips, making it easy to source components for your build.
• Jig Kit: Includes a reusable, multi-piece jig with hardened steel drill bushings and a router template to ensure precise pocket machining every time.

The polymer80 ar15 80% receiver w/ jig kit is designed for DIY enthusiasts who want a straightforward machining experience. The receiver comes pre-indexed with pilot holes for the trigger and hammer pins, and the jig aligns perfectly with these reference points. You will need basic tools like a drill press or hand drill and a router, but the kit provides the critical alignment fixtures to keep your work square.

Who It’s For

This kit is for the builder who wants full control over their firearm’s assembly. It is ideal for someone who enjoys mechanical work and wants to learn the inner workings of the AR-15 platform. You do not need to be a professional machinist, but you should be comfortable following detailed instructions and using power tools with care. The polymer80 ar15 80% receiver w/ jig kit is also a great choice for those who want to avoid the paperwork and wait times associated with purchasing a finished receiver. It is not for complete beginners without any tool experience, but if you have built furniture or done basic metalwork, you will find this project rewarding.

Shipping & FFL

This item is an unfinished 80% receiver and does not require shipment to a Federal Firearms License (FFL) dealer. It can be shipped directly to your door in most states, as it is not considered a firearm under federal law until you complete the machining process. However, you must check your local and state laws before ordering. Some states and municipalities have restrictions on the possession or finishing of 80% receivers, and it is your responsibility to comply with all applicable regulations. By purchasing this polymer80 ar15 80% receiver w/ jig kit, you acknowledge that you are legally allowed to possess and complete this item in your jurisdiction. We do not sell to prohibited persons, and all sales are final.