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The Best AR-15 Cartridges (And Why)

Posted by AR-15LowerReceivers.com on Oct 25th 2021

The Best AR-15 Cartridges (And Why)
The AR-15 can chamber a lot of cartridges. That includes pistol calibers. In short, it can be a real pain deciding which cartridge you'll put in your first, or next, AR-15 build. We're going to … read more

Pistol-Cal Carbines: The AR-45 vs AR9

Posted by AR-15LowerReceivers.com on Oct 21st 2021

Pistol-Cal Carbines: The AR-45 vs AR9
The AR platform's becoming a popular choice for pistol-caliber carbine owners. It easily converts from its usual centerfire rifle cartridge setup to blowback operation by just ditching the gas system. … read more

.300 AAC Blackout vs. 9mm

Posted by AR-15LowerReceivers.com on Oct 20th 2021

.300 AAC Blackout vs. 9mm
They couldn't appear more different than one another: 300 Blackout, a centerfire rifle cartridge, and 9mm Parabellum, an old but proven handgun cartridge aren't so different after all. While the fo … read more

How to Duracoat a Rifle

Posted by AR-15LowerReceivers.com on Aug 26th 2021

How to Duracoat a Rifle
If you've spent any amount of time on forums like m4Carbine.net or AR15.com, you've come across some wicked AR-15 painted finishes. Well, now you can apply a custom coating like that yourself! We'r … read more

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