Polymer80 RL556V3 – Rhino 80% AR15 Lower Receiver and PF940C 80% Pistol Frame (Black Only)

Build your own platform with confidence using the Polymer80 RL556V3 – Rhino 80% AR15 Lower Receiver and PF940C 80% Pistol Frame (Black Only). This dual-frame kit gives you two foundation builds from one trusted manufacturer, designed for the serious builder who values control, precision, and compliance. The RL556V3 Rhino lower receiver is engineered for AR15 compatibility, while the PF940C frame offers a compact pistol platform. Both are machined from high-strength polymer and require standard finishing steps to complete. Whether you are starting a new rifle project or adding a compact pistol to your lineup, this kit delivers the reliability and modularity that Polymer80 is known for.

Overview

The Polymer80 RL556V3 – Rhino 80% AR15 Lower Receiver and PF940C 80% Pistol Frame (Black Only) bundle provides two unfinished frames that allow you to legally manufacture your own firearms for personal use. The AR15 lower receiver uses the Rhino V3 design with integrated trigger guard and enhanced ergonomics. The PF940C pistol frame is compatible with compact Glock-style slides and magazines. Both components are made from impact-resistant, black polymer and come with necessary jigs, drill bits, and instructions for completion. This kit is ideal for builders seeking a matched set from a single source with consistent quality and finish.

Features & Specs

Every component in this kit is built to meet the exacting standards of the Polymer80 RL556V3 – Rhino 80% AR15 Lower Receiver and PF940C 80% Pistol Frame (Black Only) platform. Below are the key specifications and design highlights.

• Manufacturer: Polymer80; Category: Frames; Color: Black only; Material: High-strength polymer with glass reinforcement
• RL556V3 Rhino AR15 lower receiver features an integrated trigger guard, rear takedown pin detent hole, and standard AR15 buffer tube threading
• PF940C pistol frame is compatible with compact Glock 19/23/32 style slides and magazines, with a 1913 Picatinny rail for accessories

Additional Features

• Both frames are 80% complete – no FFL transfer required for purchase; requires drilling, milling, and finishing by the end user
• Includes full jig kits, drill bits, and step-by-step instructions for both the AR15 lower and pistol frame
• RL556V3 features ambidextrous bolt catch compatibility and a flared magazine well for faster reloads

Build Specifications

• AR15 lower receiver accepts standard AR15 lower parts kits, buffer tubes, and stocks
• PF940C frame accepts standard compact Glock trigger assemblies, slide release, and magazine catch
• All mounting holes are pre-marked and dimpled for accurate drilling; jig alignment pins included

Who It’s For

This kit is designed for experienced firearm builders who understand the legal requirements of manufacturing their own firearms. The Polymer80 RL556V3 – Rhino 80% AR15 Lower Receiver and PF940C 80% Pistol Frame (Black Only) is suitable for hobbyists, gunsmiths, and enthusiasts who want complete control over their build process. It is not for beginners or those unfamiliar with drilling, milling, and finishing polymer frames. You must comply with all federal, state, and local laws regarding the manufacture and ownership of firearms. This product is intended for personal use only and cannot be transferred to another party without a serial number and compliance with applicable regulations.

Shipping & FFL

Because the Polymer80 RL556V3 – Rhino 80% AR15 Lower Receiver and PF940C 80% Pistol Frame (Black Only) is an 80% receiver set, it is not classified as a firearm under federal law and does not require shipment to an FFL dealer. We ship directly to your residential address via common carrier. However, you are solely responsible for verifying that possession and completion of these frames is legal in your jurisdiction. Some states and localities restrict or prohibit the manufacture of unserialized firearms. By purchasing this product, you affirm that you are not prohibited from owning firearms and that you will comply with all applicable laws. No returns or exchanges on completed or altered frames. Signature may be required upon delivery.