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Field Ethos
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By Terry Houin
Unless you’ve been living under a rock, or luckily escaped my endless ramblings on subsonic hunting, you already know why I was excited to get my grubby little hands on the new Suppressor Series line from Barnes. The team over at Barnes has built an entire line just for those of us who love the challenge and pure joy of shooting subsonic, both on the range and in the field.
For a little background for you neophytes, that’s newcomers for those that scored below my C- average in high school English. I was first introduced to shooting subsonic suppressed weapons in the late ‘90’s after earning my Sniper/Ninja Black Ops badge and diving into the special weapons inventory in our armory. Of course, the MP5-SD was the first to make the way to the range, and I’ve never lost that love affair. Seriously, go find a place that will rent you a full-auto MP5-SD and spend the kids’ college money on ammo. You will not be disappointed.
As I worked my way through the armory, something caught my eye on the lower shelf. A suitcase containing an integrally suppressed Accuracy International 308 Win sniper rifle. This package was specifically designed for the kind of up close and personal urban-type operations that allegedly were going on in Eastern Europe in the ‘90’s. The problem was the ammo wasn’t keeping up. Accuracy suffered from downloaded powder charges, poor bullet design and a handful of other issues that plagued 308 Win subsonic performance. That sent us down the road of several other projects focused on getting our combat rifles to effectively cycle subsonic ammunition across several calibers, which eventually gave birth to the 300 BLK project we did with Kevin and AAC.
Fast forward to 2026 with the $200 NFA Tax stamp for silencers finally gone—Barnes saw the writing on the wall. A massive uptick in suppressor sales was coming, so they went to work. The result is the Suppressor Series, a line specifically designed for shooting through cans. Combining premium Sierra bullets with a clean-burning propellant, they engineered semi-auto reliability with reduced gas blowback and tighter accuracy downrange.
First off, an easy one, 9mm 147-grain Sierra jacketed hollow point. This is pretty straight forward, heavier-for-caliber bullets paired with the new powder mix to keep the muzzle velocity below 1,050 on sub-guns. I haven’t had a chance to break out a suppressed MP5 for real fun, but in my Shadow Systems MR920 paired with the Dead Air Mojave 9, which I shot in the long and short version, it shot fine. I’ll report back when I can get it in a sub-gun.
Now we bump up to the 308 Win loaded with 205-grain Sierra GameKing. This is the one I was excited about as I had just received the Barrett MRAD Covert, and I wanted to recreate the old days of the suitcase AI rifle and covert sniper scenarios. Barnes did a good job fixing some of the inherent problems with 308 Win subsonic loads, heavier-for-caliber bullets for more energy at slower muzzle velocities, and the new powder seems like it fills the extra case capacity, resulting in tighter SDs. After zeroing and running a few tests, I took the package out to the range and had no problem getting out to 400 yards. Additionally, the True Data app was a big help with spitting out my dope.
For the two different 300 BLK loads, I kept them both in a Honey Badger SD, not just for an equal comparison but also for the fact that I pretty much only shoot SBR-type 300 BLKs for pigs or taking kids deer hunting. Barnes currently has two loads for the 300 BLK: one is a 205-grain Sierra GameKing; the other a slightly heavier 220-Sierra MatchKing. Out of the Honey Badger they both ran reliably with no feeding issues. Accuracy with an SBR topped with an EOTech and magnifier (pig setup) is hard to test, so I may build out a heavier 16-inch 300 BLK for the kids. I can retest, but I don’t think you’ll see a big difference between the two loads. Obviously, the GameKing is designed for hunting and the MatchKing is a range bullet, so remember that when looking at end use applications.
I still love the challenge of subsonic, and this range day just reconfirms that if you want real performance in the subsonic world, build a platform around a cartridge designed for subsonic performance like the 300 BLK, 8.6 BLK, or some of the niche cartridges.
But if you already have a 308 Win, like a lot of us, this is a quick and fun way to dip your toes into this word for nothing more than the cost of ammo. Grab a few boxes and take some friends and family to the range and giggle like a schoolgirl at how quiet your suppressed 308 can be.
The post Covert Ninja Ammunition appeared first on Field Ethos.
Continue reading...
Unless you’ve been living under a rock, or luckily escaped my endless ramblings on subsonic hunting, you already know why I was excited to get my grubby little hands on the new Suppressor Series line from Barnes. The team over at Barnes has built an entire line just for those of us who love the challenge and pure joy of shooting subsonic, both on the range and in the field.
For a little background for you neophytes, that’s newcomers for those that scored below my C- average in high school English. I was first introduced to shooting subsonic suppressed weapons in the late ‘90’s after earning my Sniper/Ninja Black Ops badge and diving into the special weapons inventory in our armory. Of course, the MP5-SD was the first to make the way to the range, and I’ve never lost that love affair. Seriously, go find a place that will rent you a full-auto MP5-SD and spend the kids’ college money on ammo. You will not be disappointed.
A History of Silence
As I worked my way through the armory, something caught my eye on the lower shelf. A suitcase containing an integrally suppressed Accuracy International 308 Win sniper rifle. This package was specifically designed for the kind of up close and personal urban-type operations that allegedly were going on in Eastern Europe in the ‘90’s. The problem was the ammo wasn’t keeping up. Accuracy suffered from downloaded powder charges, poor bullet design and a handful of other issues that plagued 308 Win subsonic performance. That sent us down the road of several other projects focused on getting our combat rifles to effectively cycle subsonic ammunition across several calibers, which eventually gave birth to the 300 BLK project we did with Kevin and AAC.
Fast forward to 2026 with the $200 NFA Tax stamp for silencers finally gone—Barnes saw the writing on the wall. A massive uptick in suppressor sales was coming, so they went to work. The result is the Suppressor Series, a line specifically designed for shooting through cans. Combining premium Sierra bullets with a clean-burning propellant, they engineered semi-auto reliability with reduced gas blowback and tighter accuracy downrange.
Testing Barnes Suppressor Series Ninja Ammo
First off, an easy one, 9mm 147-grain Sierra jacketed hollow point. This is pretty straight forward, heavier-for-caliber bullets paired with the new powder mix to keep the muzzle velocity below 1,050 on sub-guns. I haven’t had a chance to break out a suppressed MP5 for real fun, but in my Shadow Systems MR920 paired with the Dead Air Mojave 9, which I shot in the long and short version, it shot fine. I’ll report back when I can get it in a sub-gun.
Now we bump up to the 308 Win loaded with 205-grain Sierra GameKing. This is the one I was excited about as I had just received the Barrett MRAD Covert, and I wanted to recreate the old days of the suitcase AI rifle and covert sniper scenarios. Barnes did a good job fixing some of the inherent problems with 308 Win subsonic loads, heavier-for-caliber bullets for more energy at slower muzzle velocities, and the new powder seems like it fills the extra case capacity, resulting in tighter SDs. After zeroing and running a few tests, I took the package out to the range and had no problem getting out to 400 yards. Additionally, the True Data app was a big help with spitting out my dope.
For the two different 300 BLK loads, I kept them both in a Honey Badger SD, not just for an equal comparison but also for the fact that I pretty much only shoot SBR-type 300 BLKs for pigs or taking kids deer hunting. Barnes currently has two loads for the 300 BLK: one is a 205-grain Sierra GameKing; the other a slightly heavier 220-Sierra MatchKing. Out of the Honey Badger they both ran reliably with no feeding issues. Accuracy with an SBR topped with an EOTech and magnifier (pig setup) is hard to test, so I may build out a heavier 16-inch 300 BLK for the kids. I can retest, but I don’t think you’ll see a big difference between the two loads. Obviously, the GameKing is designed for hunting and the MatchKing is a range bullet, so remember that when looking at end use applications.
Uncle T’s Takeaway
I still love the challenge of subsonic, and this range day just reconfirms that if you want real performance in the subsonic world, build a platform around a cartridge designed for subsonic performance like the 300 BLK, 8.6 BLK, or some of the niche cartridges.
But if you already have a 308 Win, like a lot of us, this is a quick and fun way to dip your toes into this word for nothing more than the cost of ammo. Grab a few boxes and take some friends and family to the range and giggle like a schoolgirl at how quiet your suppressed 308 can be.
The post Covert Ninja Ammunition appeared first on Field Ethos.
Continue reading...