.223 Remington/5.56mm/5.56x45mm

The Heizer Defense PAR1 Pocket AR .223 Pistol is a smaller design of the PS1 "Pocket Shotgun" with a radiussed...

Tactical-Life.com brings you 11 new rifles for 2014, including exciting new releases from companies like Mossberg, Steyr, Kimber and more.

The Ruger AC-556 carbine, previously owned by the late Col. Rex Applegate, fights on with a folding stock and a...

Battle-proven operator Kyle Lamb collaborates with Smith & Wesson on the M&P15 VTAC II, which keeps lawmen and civilians alike...

Competition, hunting or self-defense—the AR-style Rock River Arms R3 rifle does it all!

Dave Bahde tests the Barrett Rec7 Gen II chambered in 5.56mm NATO, which brings piston-driven performance to today’s urban warfare...

MGI continues to improve it's AR-15 platform with the MARCK 15 5.56 Hydra configuration.

Houlding Precision Firearms is introducing their HPF-15 G2L Lower Receivers, new for 2014.

TrackingPoint unveiled a new video breaking down the technology and mechanics of their new 500 Series Smart AR rifles.

A look at some of the cartridges other than the .223 which one can find in the AR platform.