Description

Polymer80 RL556V3 – Rhino 80% AR15 Lower Receiver and RL556v3 Jig Kit Bundle

Build your own AR-15 with confidence using the Polymer80 RL556V3 – Rhino 80% AR15 Lower Receiver and RL556v3 Jig Kit Bundle. This bundle combines the precision-engineered Rhino 80% lower receiver with the complete RL556v3 jig kit, giving you the essential components for a successful build. Designed for shooters who want a hands-on approach to firearm assembly, this kit offers a streamlined process without sacrificing quality or reliability. The polymer80 rl556v3 – rhino 80% ar15 lower receiver and rl556v3 jig kit bundle is a complete solution for those ready to take the next step in firearm customization.

Overview

The Polymer80 RL556V3 – Rhino 80% AR15 Lower Receiver is manufactured to exacting tolerances using high-strength polymer, ensuring durability and consistent performance. Paired with the custom-fit RL556v3 jig kit, this bundle eliminates guesswork by providing the alignment guides, drill bits, and tooling needed to complete your 80% lower. The jig kit simplifies the machining process, reducing setup time and improving accuracy. Whether you are expanding your collection or building your first AR-15, this polymer80 rl556v3 – rhino 80% ar15 lower receiver and rl556v3 jig kit bundle delivers a dependable foundation.

Features & Specs

Every component in this bundle is built to meet professional standards. The Rhino lower receiver is compatible with standard AR-15 upper receivers, trigger groups, and buffer systems, while the jig kit is engineered for repeated use.

• Manufacturer: Polymer80 — trusted name in 80% firearm components and build kits
• Category: Build Kits — includes both lower receiver and complete jig kit for one-price convenience
• Material: Impact-resistant polymer with reinforced stress points for long-term reliability
• Jig Kit: RL556v3 jig with hardened steel drill bushings, alignment blocks, and step-by-step tooling
• Compatibility: Fits mil-spec AR-15 parts including LPK, buffer tube, and upper receiver groups

• Precision-machined pocket areas require minimal material removal for faster completion
• Integrated trigger guard and flared magazine well for enhanced ergonomics
• Jig kit includes anti-rotation pins and depth stops for consistent results

• Complete bundle eliminates separate component sourcing — one purchase, one shipping cost
• RL556v3 jig is reusable for multiple lower receiver builds
• Backed by Polymer80’s quality control and customer support

Who It’s For

This polymer80 rl556v3 – rhino 80% ar15 lower receiver and rl556v3 jig kit bundle is designed for firearm enthusiasts who prefer building over buying off-the-shelf. It suits intermediate-level builders with basic tool experience and a workbench, as well as experienced gunsmiths looking for a reliable, repeatable build platform. If you value customization, want to understand your firearm’s mechanics, or need a cost-effective way to add an AR-15 to your collection, this bundle provides the control and components to achieve that goal. The included jig kit reduces the learning curve, making the polymer80 rl556v3 – rhino 80% ar15 lower receiver and rl556v3 jig kit bundle accessible to anyone ready to learn proper build techniques.

Shipping & FFL

This item ships directly to your address. No Federal Firearms License (FFL) transfer is required for the 80% lower receiver, as it is not considered a firearm under federal law until fully machined. However, once you complete the lower receiver, you must comply with all applicable federal, state, and local laws regarding firearm ownership and serialization. Some states and localities may restrict or regulate 80% receivers or require serialization after completion. It is your responsibility to verify and comply with all laws in your jurisdiction before purchasing or building. By purchasing this polymer80 rl556v3 – rhino 80% ar15 lower receiver and rl556v3 jig kit bundle, you acknowledge that you are legally eligible to own and build a firearm, and you agree to follow all applicable regulations. We recommend consulting with a licensed attorney if you have questions about your legal obligations.