Polymer80 G150 AR15 80% Lower Receiver Only

The Polymer80 G150 AR15 80% Lower Receiver Only represents a precision-engineered foundation for custom firearm builds. Designed for the serious hobbyist and professional gunsmith, this component requires finishing and serialization by the end user. As an 80% lower receiver, it is not classified as a firearm by the ATF and can be shipped directly to your door without an FFL transfer, provided your local and state laws permit such transactions. This receiver is constructed from reinforced polymer, offering a lightweight yet durable platform for your next AR-15 project.

Overview

The Polymer80 G150 AR15 80% Lower Receiver Only is a component part that requires milling, drilling, and finishing to complete the lower receiver. It is designed to accept standard AR-15 parts kits and buffer tube assemblies. The G150 model features a reinforced trigger guard and an integrated flared magazine well for faster reloads. This receiver is compatible with mil-spec AR-15 upper receivers and offers the builder full control over the final configuration and serialization of their firearm.

• Reinforced polymer construction with glass-filled nylon for increased rigidity and impact resistance
• Integrated trigger guard and flared magazine well for enhanced ergonomics and reload speed
• Pre-drilled fire control pocket and rear takedown pin lug require final machining to complete

Features & Specs

This Polymer80 G150 AR15 80% Lower Receiver Only is manufactured to exacting tolerances, ensuring compatibility with standard AR-15 components. The receiver body is molded from a proprietary polymer blend that resists warping and chemical degradation. The internal fire control cavity is pre-formed but requires additional material removal for full safety and function. All critical pin holes are marked for drilling to ensure precise alignment with your selected lower parts kit.

• Material: Reinforced polymer with integral steel trigger pin bushings
• Finish: Textured black coating for enhanced grip and reduced glare
• Compatibility: Accepts standard AR-15 lower parts kits, buffer tubes, and pistol braces
• Weight: Approximately 8.5 ounces when completed

Who It’s For

The Polymer80 G150 AR15 80% Lower Receiver Only is intended for experienced builders who understand the legal requirements and mechanical skills necessary to complete an 80% lower. This product is ideal for individuals building a custom AR-15 from the ground up, those who prefer to serialize their own firearms, or hobbyists seeking a polymer alternative to aluminum receivers. It is not suitable for first-time builders who are unfamiliar with drilling, milling, and finishing operations. Users must comply with all applicable federal, state, and local regulations regarding firearm manufacturing and possession.

• Experienced DIY firearm builders with access to appropriate milling tools and jigs
• Individuals seeking a lightweight, corrosion-resistant lower receiver for hunting or sport shooting
• Builders who wish to maintain control over serialization and component selection for their AR-15 platform

Shipping & FFL

The Polymer80 G150 AR15 80% Lower Receiver Only ships as a non-firearm item and does not require transfer through a Federal Firearms License (FFL) dealer. However, it is the sole responsibility of the purchaser to verify that their local, state, and federal laws permit the ownership, finishing, and assembly of 80% lower receivers. This item cannot be shipped to addresses in states or localities where 80% receivers are restricted or prohibited. By purchasing this product, you acknowledge that you are legally permitted to possess and complete this component in your jurisdiction. No returns are accepted on completed or modified receivers.