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Polymer vs Aluminum Lower Receivers

Posted by Modulus Arms on 29th Apr 2022

Polymer vs Aluminum Lower Receivers

Above -  ATI AR-15 Polymer AR-15 Lower Receiver (Source: AR15.com)In the world of firearms, we are familiar with lower receivers being the heart of every weapon, as it's where the magazine is …

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M193 Explained

Posted by Modulus Arms on 22nd Apr 2022

M193 Explained

M193: The Grandfather of 5.56mm Ammunition Beginning in the mid to late 1950s it was decided that the American Warfighter needed a rifle and cartridge that was lighter, would sustain accurate fire o …

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Why You Should Be Training With a .22LR AR15

Posted by Modulus Arms on 19th Apr 2022

Why You Should Be Training With a .22LR AR15

The past three years of the global logistical infrastructure’s failure has affected every commercial and industrial sector imaginable. Ammo prices rose to sky high value amidst uncertain times ridd …

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AR 15 Barrel Length Guide

Posted by Modulus Arms on 7th Mar 2022

AR 15 Barrel Length Guide

As far as AR15 components go, your barrel length holds one of the most critical roles in an AR platform. The barrel length directly affects your ballistic coefficient and it’s important to consider …

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