• Home
  • 80 Lower Blog

80 Lower Blog

RECENT ARTICLES

Best Sellers

The Ultimate AR9 Pistol Guide

Posted by 80-Lower.com on Sep 18th 2020

The Ultimate AR9 Pistol Guide
Updated September 2020 with new ballistic chart. This is your ultimate AR9 pistol guide for 2020! We’re breaking down everything you need to know to build one yourself: What the AR9 pistol is, wh … read more

80% Lowers for Beginners: The Intro Guide

Posted by 80-Lower.com on Sep 4th 2020

80% Lowers for Beginners: The Intro Guide
You love guns and you want more. You don't want to just buy them at a dealer. You want custom. You may have been told that you can build a gun from scratch. You might've also been told some wrong i … read more

6.5 Grendel vs. 6.5 Creedmoor

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

6.5 Grendel vs. 6.5 Creedmoor
The AR platform exploded into the 6.5mm market in recent years, which isn't surprising. The .264-diameter bullet has been favored by marksmen and precision shooters for over a hundred years. Frankl … read more

Polymer JMT 80% Lowers: Machining Instructions

Posted by 80-Lower.com on Aug 10th 2020

Polymer JMT 80% Lowers: Machining Instructions
James Madison Tactical's polymer 80% lower includes the jig with templates for successfully cutting and drilling the receiver to make it functional, ready for a lower parts kit install. Before we get … read more

The Guide to The 6.5 Grendel AR

Posted by 80-Lower.com on Aug 10th 2020

The Guide to The 6.5 Grendel AR
300 Blackout, 458 SOCOM, .308, 6.5 Creedmoor, 9mm, the list goes on. There are endless calibers being shoved into the AR platform for a myriad of uses. But why 6.5 Grendel? What's its purpose, and … read more

We are a national retailer of individual components and not all products depicted on this website are legal in every state. Shipping of various products found on this website are prohibited to some states (such as California, Connecticut, District of Columbia, New Jersey, New York, Rhode Island, and Washington). The information, pictures, text or products presented on this website are not a representation by us, and should not be understood by you, that any product or completed firearm is legal to assemble or own in your state of residence. We encourage each and every builder to perform their own research about the state and federal laws that apply to them. It is your responsibility to understand the law and we encourage you to consult with an attorney or your local ATF representative.

THE COMPLETE
AR-15 PARTS LIST

View Our Infographic
Get exclusive discounts, new product releases, and updates from 80-lower.com, before anyone else!