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Modern Personal Defense Weapon Calibers: 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...
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Modern Historical Personal Defense Weapon Calibers 003: The 7.65x35mm MAS, a...
Since we’ve covered the two most prominent PDW rounds of today, I want to take a quick detour and look at an interesting – but obscure – personal defense weapon/assault rifle round from history. After...
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Modern Intermediate Calibers: Trade-Offs – Introduction
Looking at the 24 different calibers we’ve covered as part of the Modern Intermediate Calibers series, some patterns begin to emerge. We see that larger rounds with heavier bullets weigh more, and have...
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CIP – The European Equivalent of SAAMI
I have no doubt that the majority of our readers know about SAAMI (Sporting Arms and Ammunition Manufacturers’ Institute), which sets the ammunition standards, cartridge and chamber drawings etc. These...
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BREAKING: Federal Premium Ammunition Lays Off 110 Workers at Anoka Federal...
The post-election gun industry downturn has hit Federal Premium Ammunition, which laid off a significant number of its employees earlier this month. 110 of the roughly 1400 workers at the company were...
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.277 Wolverine Cartridge is now in the Public Domain
Many of you may have read the title and asked: “What in the world is a .277 Wolverine?”. So first, let’s see what cartridge it is. In a nutshell, it is a wildcat cartridge based on .223 Rem or 5.56...
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RG-037 or 7.62x28mm Cartridge: Soviet Version of the .300 Blackout Concept
RG-037 (a.k.a 7.62x28mm) was an experimental Soviet cartridge developed in 1983. Its parent cartridge is the 5.45x39mm. The RG-037 has similar dimensional relation to 5.45x39mm as the .300 Blackout has...
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Unsafe Cartridge Combination You Never Thought About
Have you ever thought that 7.62x39mm and .243 Winchester can be a pair of cartridges that are dangerous if mixed? Of course, any cartridge is dangerous if not used in a gun it is chambered for and...
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.20 Nosler – a New Cartridge that is Not Yet Announced?!
SAAMI has accepted cartridge and chamber drawings of a couple of new cartridges. Both are Nosler cartridges. One is the recently announced .22 Nosler, which we covered in a separate article. And the...
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The Original 6.5mm Cartridge of the Fedorov Avtomat
Vladimir Fedorov (sometimes written as Fyodorov) was a famous Russian/Soviet firearms designer mostly known for his automatic rifle (Fedorov Avtomat) which is arguably the world’s first issued assault...
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Modern Personal Defense Weapon Calibers 013: The .22 TCM and .22 TCM 9R
It has been a little while since we visited the subject of modern personal defense weapon calibers, so to start it off again we’ll be taking a look at a new high velocity round that is only a few years...
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Modern Personal Defense Weapon Calibers 014: The .223 Timbs (7.62x25mm...
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,...
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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...
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The AR-15’s Creedmoor? .224 Valkyrie vs. .22 Nosler and 6.5 Grendel (Modern...
Let’s start off with a question: What is the best round for the AR-15? At the Big 3 East conference this week, a new caliber was unveiled for the AR-15. Called the “.224 Valkyrie”, it is based on the...
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Update: Russian 9.6x53mm LANCASTER Cartridge
Earlier we reported about the first leaked images of the new Russian 9.6x53mm Lancaster cartridge. Recently, Molot published a video explaining the features and showing the details concerning this new...
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Indonesian PINDAD 7.62x45mm Cartridge
While doing a research for another article and looking for different information, I visited Indonesian Pindad’s website. Their small arms page shows the different models of their SS-1 and SS-2 rifles...
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IS LEVEL IV UNBEATABLE? Armor, Caliber, and the Problem with Tungsten
In the coming decades, it is likely that one of the biggest challenges facing small arms ammunition designers will be solving the problem of how to deal with advanced body armors. The problem is...
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.224 Valkyrie Will Get a 100gr Bullet – Federal Premium Releases Official...
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...
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.300 Blackout vs. 9x39mm: Russia’s Subsonic Brute [Modern Intermediate...
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...
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9x39mm: AR-15 for Moose? [Modern Intermediate Calibers 026.2]
Previously, we compared the Russian 9x39mm subsonic sniper round to its Western counterparts, including the .300 AAC Blackout and the .45 ACP. As it stands now, the 9x39mm is a subsonic round only – no...
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