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5.56 NATO vs .223 Remington

Posted by 80 Lower Jig, Co. on Sep 24th 2020

5.56 NATO vs .223 Remington
The AR-15 shoots both 5.56 NATO and .223 Remington. But what are the differences between these two .22-cal rounds? They look, sound, and perform virtually the exact same. Is it safe to shoot both r … read more

How to build a 9mm AR Pistol

Posted by 80 Lower Jig, Co. on Sep 18th 2020

How to build a 9mm AR Pistol
The AR9 is the perfect pistol-caliber variant of the AR-15. Let's cover how to build one. First, frequent questions. Then let's go over parts and ballistics. We'll review the AR9 and those 9mm box … read more

The AR-15 Buffer System Guide

Posted by 80 Lower Jig, Co. on Sep 18th 2020

The AR-15 Buffer System Guide
The AR-15 requires just the right amount of weight in its recoil buffer to operate reliably. This guide covers the AR platform's various buffers' weights, types of buffers, buffer tube diameters … read more

How to Complete an 80% 1911 Frame

Posted by 80 Lower Jig, Co. on Sep 8th 2020

How to Complete an 80% 1911 Frame
You want to own America's favorite handgun - congratulations! It's a smart decision. But do you want to buy some random piece off the gun store shelf? Risk having a mediocre .45 (or 9mm)? Nobody wa … read more

How to Complete an 80% Lower (Drill Press/Mill)

Posted by 80 Lower Jig, Co. on Sep 2nd 2020

How to Complete an 80% Lower (Drill Press/Mill)
Ready to build your own AR-15 rifle or pistol from scratch? This instructional guide's shows you how to complete an 80% lower using the Elite Builder 80% Jig and a basic drill press or mini-mi … read more

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