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Tag: ar15

binary trigger

What Is A Binary Trigger?

Put simply, a binary trigger is a type of semiautomatic trigger with two firing modes: semiautomatic and binary. Semiautomatic is self-explanatory; it’s the standard trigger type that fires one round from your gun per trigger pull. A binary trigger setting fires two rounds with each pull of the trigger – once when you pull the […]

M855 VS M193

M855 VS M193

You probably already own a host of firearms chambered in 5.56x45mm NATO. This popular cartridge was first developed in the 1970s by FN Herstal for the M-16 battle rifle used during the Vietnam War. The AR-15 rifle, which is the civilian version of the M-16, also takes advantage of this popular chambering. Today, the civilian […]

an image depicting an ar15 rifle in front of barrel rifling

Barrel Twist Rate – Selecting Bullet Weight For Your AR

By Guy J. Sagi The spiralled grooves and lands inside a firearm barrel—rifling—force a projectile to rotate as it travels from breech to muzzle. The spin continues upon exit, improves in-flight stability and enhances downrange accuracy. The critical role it plays is undeniable, although it can be particularly confusing for AR-15 owners interested in maximizing […]

photo of eugene stoner

Eugene Stoner: Historic Profile

The Eugene Stoner designed Armalite Rifle AR-15 is the most popular rifle design in the US today. Popular for its modularity and performance, it has become a polarizing figure in the media on both sides of the aisle. If the mainstream media is to be believed, the ‘AR’ in AR15 stands for “assault rifle.” Rolling […]

photo of armalite history

Armalite Rifle History

ArmaLite weapons are synonymous with AR-pattern rifles, which have been ironically coined as ‘Modern Sporting Rifles’ (MSF). Why the irony? The AR-10 which was the precursor to the MSF, was designed in 1955. To put things in perspective, McDonald’s opened in 1955, as did Disneyland. James Dean infamously died that year at age 24, and […]