“223”

Introduced in 1955, the 6mm Remington was designed to be a dual-purpose cartridge that could handle varmints and predators just as well as it could deer and similar-sized game.

Contributor Dennis Bradley kicks off his series on esoteric alternatives to more common ammunition, with the 6x45.

If you live in a state that mandates straight-walled rifle cartridges for deer hunting, or if you just like the simplicity of a straight-walled cartridge, there are many available options. Here’s a look at seven of the best.

Loosely based on a shortened .404 Jeffery case with the rim rebated to the .535-inch case head of the H&H family, the .270 WSM was the third commercial cartridge using the .277-inch bore diameter, and betters the velocity of the .270 Winchester by 200 to 250 fps.

EOTech’s Vudu optics line was designed to bridge a gap between the “battle-proven” holographic optics the company is known for and a new segment of variable-power hunting and competition optics they were looking to enter.

Remington’s new 360 Buckhammer straight-wall cartridge is optimized for lever-action rifles, deadly and accurate out to 200-plus yards.

Contributor Philip Massaro examines the pros and cons of two of the most popular magnum rimfire cartridges. Which comes out on top?

If you’re a velocity hound, the 30 Nosler is among the fastest .30-caliber cartridges housed in a long-action receiver.

Contributor B. Gil Horman tests out a magnum-chambered rimfire varmint slayer from Henry, as sure to impress in the field as it is on the range.