80 Lower Blog

The 6.5 Creedmoor AR Guide

Posted by 80-Lower.com on Dec 21st 2020

The 6.5 Creedmoor AR Guide
The AR-15's been chambering .22-caliber rounds (and its variants, .30-caliber) for decades. But recently, new calibers have been made available for the AR's .308 platform: The 6.5 Creedmoor round. … read more

What is an 80% lower?

Posted by 80-Lower.com on Dec 16th 2020

What is an 80% lower?
Building an AR-15 (or any firearm) is an exciting project that new and experienced shooters can take on. If you're looking into building a black rifle or pistol from scratch, you've probably heard … read more

How to Customize Your AR-15

Posted by 80-Lower.com on Dec 8th 2020

How to Customize Your AR-15
Building an AR-15 is already the choice for most owners. The weapon platform designed by Eugene Stoner was made to be modular and customizable. But once you've put together the standard rifle or pi … read more

AR-15 Barrel Twist Rates Explained

Posted by 80-Lower.com on Dec 3rd 2020

AR-15 Barrel Twist Rates Explained
Twist rate is one of the most important specs you'll pick out for your new AR-15 or other gun. But picking the perfect rate is always a compromise, especially if you're buying or building an AR-typ … read more

AR-15 Finishes & Coatings Explained

Posted by 80-Lower.com on Nov 20th 2020

AR-15 Finishes & Coatings Explained
Black rifles deserve the name: They're almost all, well, black. Other parts ( like our raw 80% lowers) come unfinished so you can add your own coating. Even though they all look alike, there are … read more

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