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.
Custom Glock Frames thumbnail image

Custom Glock Frames

80 Percent Arms  |  Jun 29th 2021

There’s a reason why Glocks are called the Honda Civics of the gun world because there isn’t a gun out there with more aftermarket p … Read More read more button read more button
.45 ACP vs. 9MM thumbnail image

.45 ACP vs. 9MM

80 Percent Arms  |  Nov 8th 2019

.45 ACP vs. 9mm This is it. This is the mother of all debates. Responsible for ending friendships, starting fistfights, and cou … Read More read more button read more button