cc-settings-icon BUILD AT HOME
80% Arms sells AR-15 and .308 80% Lower Receivers, 80% Lower Jigs and other accessories which allow you to legally build a firearm at home in most states.
cc-gun-icon INCREDIBLY PRECISE
We utilize state of the art 5-axis CNC machines to mill all our .308 and AR-15 80 percent lower receivers to incredibly precise tolerances using premium billet aluminum.
cc-hand-icon RIDICULOUSLY EASY
We also offer our patented AR-15 and .308 Easy Jigs® which is the first 80% lower jig that makes it ridiculously easy for a non-machinist to finish their 80% lower in under 1 hour with no drill press required.
cc-thumbs-icon 100% SATISFACTION GUARANTEED
Products manufactured by 80% Arms carry a lifetime warranty against manufacturing defects. We will promptly replace or repair any product that we determine to be defective.
AR-15 Forged Upper & 80% Classic Billet Lower Receiver Set

AR-15 Forged Upper & 80% Classic Billet Lower Receiver Set

$249.98
$209.60
(You save $40.38 )
SKU:
29015-BLK-SET
Shipping:
Calculated at Checkout
Description

AR-15 Forged Upper & 80% Classic Billet Lower Receiver Set

Build your next AR-15 with a perfectly matched upper and lower receiver set, offering both durability and precision fitment. This set includes a Mil-Spec Forged AR-15 Stripped Upper Receiver and an 80% Classic Billet Lower Receiver, giving you a seamless foundation for a high-quality custom rifle.


Forged Mil-Spec AR-15 Upper Receiver

Originally produced under contract for a major firearms brand, these forged upper receivers offer premium quality at an unbeatable price.

Features:

  • Fully Mil-Spec for precise fit and finish
  • 7075-T6 aluminum construction for unmatched strength and longevity
  • Type III hard anodized black finish for enhanced durability
  • M4 feed ramps for smooth and reliable feeding
  • Compatible with Mil-Spec ejection port door and forward assist (sold separately)

80% Classic Billet Lower Receiver

Designed for seamless aesthetics and superior compatibility, our 80% Classic Billet Lower Receiver is CNC-machined from US-sourced aerospace-grade 6061 aluminum, ensuring easy milling and excellent corrosion resistance.

Features:

  • Precision CNC-milled 6061 aluminum construction
  • Broached and flared magwell for improved reload speed
  • Integrated trigger guard for reinforced structural integrity
  • Threaded bolt catch screw hole for simplified assembly
  • Fire/Safe engraving for easy identification
  • Completed rear takedown lug pocket for enhanced fitment

Why Choose 80 Percent Arms?

At 80 Percent Arms, we take pride in providing exceptional quality and top-tier customer service. Our products are backed by a lifetime warranty, ensuring you get the best in performance and reliability.

Questions? Contact us via:

Shipping Restrictions

This product cannot be shipped to: California, Colorado, Connecticut, Hawaii, Illinois, Maryland, Nevada, New Jersey, New York, Oregon, Philadelphia, York City, and Reading Pennsylvania, Rhode Island, Washington, and Washington D.C.

Under California law, this product is classified as an unserialized “firearm precursor part” and cannot be sold or shipped to residents of California.

 

 

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