About this product

Polymer80 P80-JIG-RL556v3 Jig Kit

If you are building an AR-15 from a Polymer80 frame, the Polymer80 P80-JIG-RL556v3 Jig Kit is the tool that makes the whole process possible. This jig is the exact guide you need to complete your 80 percent lower receiver. It holds your frame securely while you drill and route out the fire control pocket, giving you straight, repeatable results. Whether you are a first-time builder or a seasoned hobbyist, this jig removes the guesswork. The Polymer80 P80-JIG-RL556v3 Jig Kit is built specifically for the Polymer80 80 percent AR-15 lower, so you get a perfect fit every time.

Overview

This jig kit is the heart of your Polymer80 build. It is not just a block of plastic; it is a precision-machined tool that aligns with your lower receiver’s critical dimensions. The kit includes the jig body, drill bits, end mill bit, and all necessary hardware to complete a standard AR-15 lower. You do not need to buy extra tooling. Everything you need to finish your lower is included in the box. When you pick up a Polymer80 P80-JIG-RL556v3 Jig Kit, you are getting the manufacturer’s own solution for their frames.

Features & Specs

• Designed specifically for Polymer80 80 percent AR-15 lower receivers. No guesswork, no modifications needed.
• Includes all required drill bits and a carbide end mill bit. Ready to use out of the box.
• Durable polymer construction with steel guide bushings. Holds up to multiple builds without wearing out.

The specs are straightforward. This is a complete jig kit from Polymer80. It falls under the Build Kits category and is compatible with standard AR-15 lower parts kits and trigger groups. The jig uses a simple clamping system that keeps your lower rock-solid during machining. You will appreciate the clear alignment marks and the oversized handle screws that give you plenty of leverage.

Who It’s For

This jig is for anyone who wants to finish an 80 percent lower at home. You do not need a machine shop or a CNC router. A hand drill and a steady hand are enough. If you have ever been intimidated by the idea of drilling a polymer frame, the Polymer80 P80-JIG-RL556v3 Jig Kit lowers the difficulty level significantly. It is also a great choice for gunsmiths who want a reliable, repeatable jig for customer builds. The jig is compact, easy to store, and simple to clean up after a session. If you are building multiple lowers, this jig will pay for itself in no time.

• Home builders with basic tools and no prior machining experience.
• Gunsmiths and small shops needing a dependable jig for customer work.
• Hobbyists who want to build a custom AR-15 lower without sending it to a shop.

Shipping & FFL

This jig kit is a tool, not a firearm. It does not require an FFL transfer and can ship directly to your door. We ship to all US states where 80 percent frames and jigs are legal. Check your local and state laws before ordering. It is your responsibility to comply with all applicable regulations. The jig itself is not serialized and is not considered a firearm component by the ATF. We ship via UPS or FedEx with tracking included. Expect delivery within 3 to 7 business days depending on your location. If you have questions about compatibility or shipping restrictions, give us a call. We build these ourselves and we are happy to help.

• Ships directly to your home. No FFL transfer needed for this tool.
• Check your state and local laws regarding 80 percent receiver completion.
• Tracking provided with every order. Fast processing and secure packaging.