Description

Premium 80% Lower Fire/Safe Marked – Billet

The Premium 80% Lower Fire/Safe Marked – Billet delivers a precision-machined starting point for your custom AR-15 build. Constructed from 7075-T6 billet aluminum, this lower receiver blank features clearly engraved Fire and Safe markings for a factory-correct aesthetic. Designed for skilled builders who value accuracy and material integrity, this component meets the dimensional standards required for reliable function upon completion.

Overview

The Premium 80% Lower Fire/Safe Marked – Billet is an unfinished lower receiver that requires final machining to become a functional firearm component. Machined from solid billet stock, it offers superior grain structure consistency compared to forged alternatives. The Fire and Safe selector markings are laser-etched into the receiver body, providing permanent visual reference points for your finished build. This blank is compatible with standard AR-15 upper receivers and parts kits, making it a versatile foundation for custom rifle projects.

Features & Specs

• Precision machined from 7075-T6 billet aluminum for high strength-to-weight ratio and dimensional stability
• Laser-etched Fire and Safe markings on both sides for clear selector position indication
• Accepts standard AR-15 lower parts kits, buffer tubes, and pistol grip assemblies
• Compatible with .223 Remington/5.56 NATO, 300 Blackout, and other AR-15 caliber configurations
• Anodized black finish for corrosion resistance and uniform appearance
• Manufacturer: Premium | Category: Parts

This premium 80% lower fire/safe marked – billet receiver is machined to industry-standard dimensions, ensuring proper fitment with mil-spec components. The billet construction eliminates forging seams and provides consistent wall thickness throughout the receiver body. Each unit is inspected for dimensional accuracy before shipment.

Who It’s For

This product is intended for experienced firearm builders who possess the tools, equipment, and technical knowledge required to complete an 80% lower receiver. You should be familiar with milling operations, jig setup, and safety protocols for working with aluminum alloys. This lower is suitable for hobbyists constructing a single custom rifle, gunsmiths expanding their build portfolio, or enthusiasts who prefer billet receivers over forged options. If you are new to 80% lower completion, we recommend reviewing all applicable federal, state, and local laws before purchase. The premium 80% lower fire/safe marked – billet is not a finished firearm and requires significant machining to become functional.

• Experienced builders who want a billet receiver with clear selector markings
• Custom rifle projects requiring a clean, unblemished surface for finishing
• Builders who prefer the material consistency and aesthetics of billet aluminum

Shipping & FFL

This product is an unfinished 80% lower receiver and is not classified as a firearm by the ATF. It ships directly to your door without the need for an FFL transfer. No serial number is present, and no background check is required for purchase. However, once you complete the receiver into a functional firearm, you are responsible for complying with all applicable laws regarding possession, serialization, and transfer. Check your state and local regulations before ordering. We do not ship to jurisdictions that restrict 80% lower receivers. By purchasing this premium 80% lower fire/safe marked – billet, you confirm that you are legally permitted to own and manufacture firearms in your location.

• No FFL required for shipment of unfinished 80% lower receivers
• Customer assumes all legal responsibility for completion and possession
• Verify local laws regarding unfinished receiver ownership before ordering