Tag: caliber

[SHOT 2018] Primary Weapon Systems and Bootleg


In today’s episode, we follow Miles to Shot Show 2018 at the PWS booth. Primary Weapon Systems is known for their long stroke piston system AR platforms. This year for 2018, PWS is releasing their M line of products offering MLok rails as well as adding a radian charging handle, ambidextrous [Read More…]

[SHOT 2018] Cadex’s Sheep Dog Rifle and Innovative M2 MG Mount


Miles starts by examining the Cadex M2 Cradle Mount, designed for the Browning M2. On inspection of the mount we see the zero gravity capability and the ease of use provided for manipulating the Browning M2. On top of the Browning we notice the Cadex Kolos mount integrating a recoil mitigation [Read More…]

[SHOT 2018] Aero Precision’s Comps, Suppressors and Build Kits


Aero Precision had some interesting products for 2018. The company is working on a new line of compensators for 9mm, 5.56, and 7.62 rifles. These have a number of unique features such as the ability to slide a gas block over them while installed. They also have a titanium suppressor which wil MSRP [Read More…]

[SHOT 2018] Federal’s .224 Valkyrie Hits the Ground Running – 4 Years in the Making

What did we see at Range Day? Valkyries, Valkyries everywhere. Federal’s pint-sized long distance runner has already outstripped the market purchase of its direct competitors in the high performance AR-15 market, testified to by the sheer number of .224 Valkyrie [Read More…]

The Home Team Advantage: Ammunition, Compatibility, and Why Change Is Bad

If we can make a round that is significantly better than the existing 5.56mm or 7.62mm ammunition, shouldn’t the military just bite the bullet and switch, to the benefit of the servicemen and women in harm’s way? What’s stopping the powers that be from [Read More…]

.300 Blackout vs. 9x39mm: Russia’s Subsonic Brute [Modern Intermediate Calibers 026.1]

Today’s Modern Intermediate Calibers will handle something a little different. While virtually all rounds we have looked at so far were designed primarily for supersonic use, today we will be taking a gander at the Russian 9x39mm round – a dedicated [Read More…]

.224 Valkyrie Will Get a 100gr Bullet – Federal Premium Releases Official Data and Loads

Ammunition maker Federal Premium recently released its full bundle of press info on their new .224 Valkyrie round, coming on the heels of teasers released at Big 3 East. The .224 Valkyrie is a high performance .22 caliber round for the AR-15, which uses heavy, low drag [Read More…]

Are Long Range Infantry Calibers Just Marketing Smoke and Mirrors?

With the recent push for small arms ammunition with increased range, power and capability, are military customers in danger of being taken for a ride by industry marketeers working to sell rifles in new calibers? Is the primary driving force behind new infantry [Read More…]

BREAKING: Hearing Protection Act Moves Up, Hope for Saigas, Veprs, and 7N6, and No More Armor Piercing Bans? – H.R. 3668 SHARE Act

The effort to deregulate of silencers has reached an important milestone: The Hearing Protection Act has made it out of committee, and been incorporated as part of another larger bill. House Resolution 3668 – the Sportsmen Heritage and Recreational [Read More…]

Romulan, or Vulcan? Preference-Driven vs. Process-Driven Design in the Field of Small Arms Ammunition

If you were designing the next small arms round, how would you do it? What methods would you use to determine its physical characteristics and performance attributes? How would you know what was too large or too small, too powerful or too weak? Perhaps more critically, [Read More…]

Modern Personal Defense Weapon Calibers 014: The .223 Timbs (7.62x25mm Tokarev w/ Sabot!)

What do you get when you take the venerable speedster 7.62 Tokarev, and load it with a muzzleloader-style sabot and 50gr .22 cal projectile? You get one of the most interesting pistol, submachine gun, and personal defense weapon ammunition concepts there is! Today [Read More…]

Modern Personal Defense Weapon Calibers 002: The 4.6x30mm HK

If the 5.7x28mm FN is the first successful modern PDW round, then the 4.6x30mm HK is the second, and its biggest rival. German firm Heckler and developed the microcaliber 4.6mm in the 1990s as a response to a NATO solicitation for a Personal Defense Weapon, to which [Read More…]

Modern Personal Defense Weapon Calibers 001: Introduction, and the 5.7x28mm FN

At this point, we’ve talked about 25 different intermediate and full power calibers as part of a series comparing different types of modern small arms ammunition. However, one subject not yet thoroughly covered is rounds for personal defense weapons (PDWs). These [Read More…]

Where to Draw the Line? Managing the Weight of Next Generation Universal Calibers Using a Weight Calculator

How can one balance the trade-offs inherent in ammunition design to create a true one-caliber infantry weapon system that is both effective and lightweight? This is a question I’ve been exploring for close to a decade, and writing about for over four years. The [Read More…]