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Why Buy A Raw 80% Lower?

Posted by Modulus Arms on 27th Nov 2021

Why Buy A Raw 80% Lower?

A raw 80 percent lower is exactly what it sounds like - an 80 lower that has not had any treatment for its surface’s finish which means you get a lower receiver without any color or coating, just b …

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80 Lower: Forged vs Billet

Posted by Modulus Arms on 19th Nov 2021

80 Lower: Forged vs Billet

The AR’s receiver design is simple enough that given the time and effort, one can even make a stripped lower receiver out of aluminum cans. AR lower receivers and 80 lowers available on the market …

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AR9 Parts Guide

Posted by Modulus Arms on 16th Nov 2021

AR9 Parts Guide

The AR9 is a wonderful thing. Since it is a part of the AR platform, it allows users to take advantage of the wide variety of parts that any AR-15 or AR-10 could also use. Given its extreme modular …

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Best AR10 Lower

Posted by Modulus Arms on 1st Nov 2021

Best AR10 Lower

While having a 300 BLK build can mean simply having a dedicated 300 BLK upper receiver and a normal AR15 lower borrowed from a previous gun, having a 308 AR means you have to do an entirely new bui …

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