AR-15

CMMG has added four new models to its classic and reliable Mk3 AR-10 rifle line — all chambered for the flat-shooting 6.5 Creedmoor.

Common muzzle devices — flash hiders, compensators, muzzle brakes — are often-overlooked features when shopping for an AR. But they shouldn't be, as each enhances the rifle in its own way.

AR-15 Buffer and Springs article is an excerpt from Gun smithing the AR-15: The Bench Manual by Patrick Sweeney. The subject of buffers has been...

The new DoubleStar ARC 300 offers shooters the reliability and weight efficiency of the ARC line, but in the eminently suppressible .300 Blackout.

CMMG has released its new MkG-45 Guard, an innovative AR chambered in .45 ACP and featuring a unique Radial Delayed Blowback system.

Smith & Wesson has announced it is now shipping new models of its classic M&P15 modern sporting rifle with M-LOK compatibility.

In a defensive shooting situation, these are the basics that will help to save you and your loved ones' lives.

Ruger has released its new AR-Lower Elite, a fully assembled lower receiver with upgrades like the company's Elite 452 trigger.

Christensen Arms has put its design and materials know-how to work to produce a new generation of AR-15 and AR-10 rifles that come in among the lightest in their classes.

If the Rimfire section of the ammunition counter in a sporting goods store is well stocked, you will see stacks of boxes labeled .22...

The new POF-USA Renegade + rifle takes the company’s standard direct gas impingement AR to the next level with a host of tactical, functional upgrades.

Understanding how to properly handle and fix common AR-15 malfunctions is a crucial part of operating this tactical rifle, particularly in defensive scenarios.

A .223 Remington and 5.56X45 are not the same. The 5.56 has a longer leade, a longer distance between the bullet start and the onset of the rifling. Here's why it matters.

Given its operation in an AR-15, you might think the carrier sees a lot of wear and tear. But its longevity is quite impressive in the overall scheme of things.

The Colt Expanse M4 is priced affordably and comes ready-made for customization.

FNH USA has debuted its new FN Military Collector Series, a product line featuring commercial variants of the most iconic and historic FNH AR-15 military designs.