In a possible third part of the series, Im considering asking a few hunters and invasive species control experts (wild hog eradicators) for their opinion. As everyone does know, it takes most of a year to get the ATF tax stamp approval for a suppressor, which means youre stuck with a pistol that you cant use, without damaging it, for a long time. I had it 6 months before I got the silencer and put 500-700 rounds through it.. I had been considering the .300 Blackout for a while too. It is also great supersonic for hunting. Download the app DOWNLOAD Router Jig Extreme (compatible with any AR caliber). Manufacturer #: SUP300BLK (20) UPC #: 020892224483. Such is not the case. OGJhNzU0ZDAyNmMyMDExZWRhOTJmMGM4NDllNjUwODgxZmE1NDljYTRjOGYx The loudest factors from using suppressed subsonic ammunition comes from the sound of the bullet impact and the bolt carrier group cycling back and forth (when using AR platforms). Unsuppressed 300blk Subsonics : r/300BLK - Reddit When I first built a .300, I couldnt get it to run reliably with bolt-over base failures, double feeds, etc. Ultimate .300 Blackout Ammo Test - Tactical Sh*t .btn { There is Barnes RRLP in 300 BLK, though it may end up as LE/Mil only. by bluebird Fri May 27, 2011 1:43 am, Post Notify me of follow-up comments by email. by JasonM Mon Feb 06, 2012 8:09 pm, Post Discussion about rifles in 300 AAC BLACKOUT (7.62x35mm), hosted by the creator of the cartridge. If you are set on wasting them though, you can get a hatebrake or a similar compensator that boosts the pressure. Differences Between Supersonic and Subsonic. I like the x39 because I can blast cheap steel cased ammo and not have to scrounge for brass. Whats more, subsonic ammo is a good deal lower pressure than supersonic ammo, which has a SAAMI max limit of 55,000 PSI (most is around 50-52,000); most subsonic loads are running 30-35,000. Thoughts or ideas? YTMyZGRiMDU5NDZiNjA1ZmIwMjgwZTgwMWE0ODkxZGYwMzFiZWRjMTU3In0= Your discussions, feedback and comments are welcome here as long as they are relevant and insightful. It was frustrating having so many issues with subsonic rounds and I had no interest or desire to get a suppresser. I have an SBR as well in 300BLK which is more fun but when traveling out of state it's easier to just take my 16". 1. I reload all my stuff so factory ammo prices aren't a consideration for me. Yes it does shine suppressed. Final one was with a 5.56 Ruger American Ranch Rifle. Would have spent my money on a Garand or old levergun. border-color: #ffc107; 300 BLK has been considered a rather expensive round even before the logistical infrastructure was swamped and manufacturing capabilities were struck by limited staff and astronomical demand. First, supersonic ammunition was tested unsuppressed through a custom AR-15 pistol with a Brownells 10.5-inch .300 Blackout barrel with a 1-in-8-inch twist rate. First, it has to run the subsonic. When it comes to the 300 Blackout, there are more options for rapid expansion in supersonic rounds than there are with subsonic loads. But while energy transfer is very important it does not tell the entire story. I keep seeing guys new to the 300 BLK on other forums asking about how to open gas ports to reliably run subs without a suppressor and I just don't get it. If not, and you need to hit targets at distances past 3-400 yards then opting to shoot 5.56 NATO instead will save yourself some money. SwedishMoose 3 mo. NDNkYTI4NTI2ODg2OGViYTk3ZjNlZTZlOGRjMzQ0NjdiN2E1Mzg1YzlkZjUx 300 Blackout, is it worth it if you can not go short or - AR-15 Generated by Wordfence at Mon, 1 May 2023 8:13:48 GMT.Your computer's time: document.write(new Date().toUTCString());. What is the diameter that your expanded subsonic .300 will achieve in the human anatomy vs that of the much wider 45(+P or even non +P for that matter)? Reloading lets you use most all of the bullet types from 110 grains to 175 grains or so. text-align:center; If someone wants to build up an upper that could run both super-and subsonic, theres going to be some parts mods involved before the cartridge switch. An M1A would be cool too have, but going custom on my first buy. Gain a deep knowledge of ballistic science and access our improved ballistic calculator. This can actually vary a fair bit depending on altitude, temperature, and humidity, but in general, 1100fps is the determining number used in the firearms industry to differentiatethe two. 300blk subs are POINTLESS to run without a can, they're still loud, less effective and unreliable, with a can yes they are super quiet and badass. user-select: none; I owned a SA 300BO Pistol and I wont say your wasting your time but I sold mine for that and other reasons. Here is a great example of shooting 300 Blackout suppressed and unsuppressed using supersonic and subsonic ammo from Class 3 Ordnance. JavaScript is disabled. Heavy for caliber bullets are often used to off-set lack of velocity and still provide great short to medium range performance. This was never listed in their product description, manuals, or even in their FAQs. What's louder unsuppressed? 9mm vs. 300 blackout (subsonic) Even the SOF guys will still do 99% of their gunfighting with supersonic rounds. - And the Mode 3 screw allows a varied amount to gas to be used in cycling, and the correct amount of gas (and the setting of the AGB) is dependent on correct cycling, using the procedure outlined on page 35? I see you have some rounds made to expand in this article. With high-quality cartridge cases and primers, Subsonic Ammunition offers the performance and accuracy shooters have come to expect from Hornady. OWEyN2JmMTE0ZGM2MzkxYjdhZDc1N2EzYzNhOGQzY2I4NDNkNTJkYjI1MDcy Hornady Subsonic Ammunition designed for accuracy and performance below the speed of sound now comes in both rifle and handgun loads. Do yourself a favor and get one you deserve it. Versus 6.8, you're not gaining anything but diameter. -webkit-user-select: none; You seem to have found a sweet setup in this article that does not have any feed issues. Is 300 blk worth it unsuppressed? vertical-align: middle; I like 6.5G and 6.8 alot as well, but the mags and bolts are annoying and more cost. Performance of 300 Blackout Subsonic meets or exceeds FBI Protocol terminal ballistic test requirements. Subsonics cycle with a suppressor almost universally with all barrel makes. But if you are spending close to $1 per round for quality factory ammo, I thought it might be a good idea to take a look at some actual decibel meter comparisons between between top brands. There's no purpose in running subs uncanned. .300 Blackout, Supersonic vs Subsonic - 80 Percent Arms Most subsonic blackout ammo uses a bullet in the 200-grain range, and, of course, .308 diameter. In short a good expanding supersonic 300BLK is always ballistically superior to a good expanding subsonic 300BLK. This list is our best 300 Blackout Subsonic ammo, you can check out all subsonic 300 Blackout ammo here. Otherwise, if you're not going to make it a pistol, then just stick w/ 5.56mm. I also have not put many thousands of rounds through it and I havent checked it for wear. Fact of the matter, it is AK ballistics in the reliable AR platform. 's blog. Y2ZiMWUwMjljYjc2NjMyZDRjOTA0ZTkxMzk2MGEzMWVmMjFmYWVlOTdjZjFm A little edgy. ODE2NzBiY2U5OTUxNjZhZTJhYmFkOTZlNzc1MDdhMDdmNmRiMTEzZDRmZWI0 The industry standard for supersonic ammunition is set at around 1,100 feet per second at sea level under standard conditions. SILENT AND STEALTHY Subsonic bullets generally boast a lighter recoil than their speedy relatives, and have an added weight coming to around 180-220 grains in a standard .300 Blackout load. One of .300 Blackouts greatest edge is the seamless ability for rifles chambered in this caliber to efficiently transition between subsonic ammo and supersonic ammo. Unless your 300 is just going to be a range toy, the cost savings isnt worth the risk. Shooting quickly and quietly is not always as important as shooting flat with the appropriate ballistic energy to put down your target effectively. Due to NFA laws in my home state, two different guns were used for this test. So if youre set on trying out 300 Blackout yourself, complete a build with your own 80 percent lower receiver today with an easy to use universal Actually by far the most work being done for 300 BLK is supersonic. It gives one performance close to that of a .308 Win in a more short action such as the AR's have. The preceding is a specially-adapted excerpt from Glens newest book, Americas Gun: The Practical AR15. Somewhere in south Texas I think makes or sells M1A actions, barrels and other parts. It cured the problem with supersonics, so I quit while I was ahead and only shoot those. The first question to consider before you ask if you ought to use 300 blackout supersonic vs subsonic is whether or not you plan on shooting suppressed. I like it especially in the shorter guns, and, around here at least, its looked on as an effective Whitetail cartridge choice. Subsonic Blackout has a radically milder blast and report than 5.56 or supersonic Blackout. My pro shop at the range had no idea what was going wrong, they had me try different ammunition, including supersonic to make it work. ZmFhY2U2NzcyNzJhN2Q2YzJkN2FhYWEwMzYwMDBjOTY0ZmFjMGE1NzMyNWIx In fact, SOF Operators have reported shooting terrorists in one room of a house, and not having woken up bad guys sleeping in adjacent rooms. NTRjMTE3YWRjMTFiZjU2ZjY3NWM2NjIzMjMzOTIyNTU2MzcxODIzNjViMmQw I'd recommend holding onto the subsonic .300blk ammo until you get an approved tax stamp for a suppressor. MWZhMzE4M2MxNmUzYTg2YmQxN2ZjMWFjOWY0ZWFjYThkZTNjZjU0NzJiZGEy It just so happens that my SOT has such a range and allows me to shoot my 300 BLK subsonics but not supers. Sign up for the ARFCOM weekly newsletter and be entered to win a free ARFCOM membership. Just because it's not ideal, doesn't mean it can't be suppressed. Discussion about rifles in 300 AAC BLACKOUT (7.62x35mm), hosted by the creator of the cartridge. The loudest factors from using suppressed subsonic ammunition comes from the sound of the bullet impact and the bolt carrier group cycling back and forth (when using AR platforms). Hornady Subsonic Ammunition doesnt have the loud report of a supersonic round, and paired with a suppressor, its even quieter. Best Subsonic 300 AAC Blackout Ammo - midwayusa.com You dont have an issue with your 300blk if it wont run subsonic ammo UNSUPPRESSED! white-space: nowrap; But that's exactly what it was designed for. Long grooves in its gilding metal jacket combine with the bullets flat profile and the patented Flex Tip insert within its hollowpoint cavity to help it expand reliably at low velocities. Winchester Super Suppressed Ammo 300 AAC Blackout Subsonic - MidwayUSA The difference between subsonic rounds and supersonic rounds, as implied by their etymology, remain in their ability to break the sound barrier determined by how fast the projectile travels. We will promptly replace or repair any product that we determine to be defective. That really all has to do with bullet design/bullet engineering. I've been tying to keep an eye on 300BLK supersonic development, for me what comes out of supersonic in the next months will tip the scales on whether I go 308Win or 300BLK on my next purchase. Our Price: I am planning a .300 BLK as soon as the XCR is available, and I am only interested in subsonic/suppressed. Almost forgot about ammo. Subsonic is also preferred where the hunter wants to limit the maximum range of projectiles. The first question to consider before you ask if you ought to use 300 blackout supersonic vs subsonic is whether or not you plan on shooting suppressed. 300BLK is great if and ONLY if you are a reloader. Share your tips in the comment section below. Before i got a 6.8, a 16" .300 unsuppressed was my primary hunting rifle. The Mission of Cheaper Than Dirt! The farther down the barrel the gas port is located, the lower the pressure will be by the time the bullet passes the port and the gas enters the port. by 300Blk Fri May 27, 2011 7:25 am, Post There are a couple other AR conversions that work better at being supersonic only. My SIG MCX Virtus 9" 300 blackout has about 300-400 rounds through it. The idea that you can have a single setup of buffer mass, gas port size and gas system length that will handle 28kpsi unsuppressed subsonic loads and suppressed 55kpsi supersonic loads equally well is ludicrous on its face. Sub Sonic Ammo out of an Unsuppressed 300 Blackout Young and Tactical 3.49K subscribers 213 25K views 3 years ago In this video Trent shoots his 300 blackout to see if it can run sub. The XTP bullet in Subsonic Handgun has built a world-class reputation for accuracy and stopping power. A combination of 300 blackout subsonic rounds and a suppressor device means being able to retain all your senses in an outdoor environment while even dumping your magazine includes the added benefit of not disturbing others within the area. 10 Things You Must Know About Subsonic AmmoBefore Ever Firing A Round How to Assemble and Use the GST-9 Infinity Jig. MTYwYjBhYWYzMjliNDdhNjMzYzAyOTM3Njg5MmU1NmYxOGZmYTY2NGU5NjE4 How Loud Is A 300 Blackout Without Suppressor? Update New You can always pickup a 300bl later. He's 11 and the subsonic unsuppressed functioned flawlessly and the recoil, even unsuppressed was negligible on my 16" AAC upper. How loud is 300 Blackout Subsonic? - AR15.COM There's a big assumption here that everyone can actually own supressors. I really like the FAL adjustable gas system. .300 Blackout Subsonic Success Tips - The K-Var Armory 5 Best .300 Blackout Barrels | invoqe An AR-15 carrier is about a half-ounce lighter (though it varies with each manufacturer), and, working within this world of milliseconds, that matters. If you're looking for "Hollywood Quiet", these are the loads you want to be shooting. The supersonic, though, needs a gas port positioned at seven inches forward, standard carbine location. Your access to this site was blocked by Wordfence, a security provider, who protects sites from malicious activity. Subsonic 300 Blackout holds more power than 919mm while retaining equal ratings of decibel while suppressed. I don't have a single SA rifle of any kind, so all I do is read other peoples post about any SA rifle (M1A and other AR types). LE Silencers Science [ARCHIVED THREAD] - 300 Blackout, is it worth it if you can not go short or suppressed? If you like wasting money on subsonic ammo put a lighter buffer or Nemo arms reduced power spring. } Here is what I know about full power ammo: Excellent, more than enough variety to make a decision. Y2JlY2Q1YmJhNWYxMjYxZTFhNDI1Yzg0N2U1MmMzZGJlY2U3MTk5ODY0MTdk This setup will should work excellently with subs and supers, suppressed, suppressed, and any other situation you can throw at it.. Mostly correct. The additional bullet weight keeps the rounds from breaking the sound barrier, and gives them as much energy as possible. So, being new to AGBs, here are my few thoughts and what I think I've figured out on their AGB. I was waiting until after the SHOT SHOW before I bought a suppressor to see what new thing came out. A bullet traveling at higher speed means more energy that can be transferred to the target upon impact, more effective range, more tolerance to drop and wind drift. by 300Blk Fri May 27, 2011 10:17 am, Powered by phpBB Forum Software phpBB Limited. Speed equals energy, so (typically), the faster a bullet can travel, the better. Home defense in its most typical form is about getting yourself and your loved ones off the X. America's Ultimate Shooting Sports Discounter, Subsonic Success: Getting Good Function From a .300 Blackout, The preceding is a specially-adapted excerpt from, Click to share on Facebook (Opens in new window), Click to share on Twitter (Opens in new window), Click to share on Pinterest (Opens in new window). Running subsonic through my purpose-build supersonic blackout required changing a different buffer and a shortened spring and it runs, but its sluggish. transition: color .15s ease-in-out,background-color .15s ease-in-out,border-color .15s ease-in-out,box-shadow .15s ease-in-out; Just a bit about the whole defensive rifle debate: some say something like 5.56 is not a good choice for home defense. From experience the .300blk subsonic is an amazingly fun round to shoot suppressed and it's the only way to shoot it reliably, but it's well worth it! .tfb-affiliate-link{ There is no noise from the action or any created via the ejection process as noticed in a semi automatic firearm. This purpose excludes taking down big game effectively and ethically. Re: Why run subsonics without a suppressor. The setup was equipped with a Trijicon AccuPoint 5-20X50 scope, dialed to 20X. The 300BLK also suppresses very well. 80% Arms sells AR-15 and .308 80% Lower Receivers, 80% Lower Jigs and other accessories which allow you to legally build a firearm at home in most states. ODdjMzY2OGY3ZTFlNmE1NzZmODA4NTY2MjM5YzAwNTRjMTc1MTdiZTkzZjE0 In the review on the MCX from ammoland the author says, "We experimented with a variety of 300 Blackout ammunition. It has a adjustable gas block with two settings, smaller opening and larger opening. Re: Is 300BLK worth it in supersonic unsuppressed ONLY appl. Have you had success getting good function from a .300 Blackout? I dont know if it will have the short comings of flame cutting as listed above. Use factory loads and factory brass for reloading. display: inline-block; I have multiple 16 inch barrels in 300BLK and they work perfect. font-size: 1rem; by JasonAAC Fri May 27, 2011 10:14 am, Post On the other hand, supersonic offerings, when combined with suppression, will still conceal ones position and affords longer range lethality due to flatter shooting, lower weight bullets. Read more: SIG SAUER MCX Rifle Review With Video Reply Save Like 7.62Kolectr It is still fun to shoot, even though i now have an 8.5" sbr suppresssed. Forget about cut brass. Winchester Super Suppressed Ammunition 300 AAC Blackout Subsonic 200 Grain Open Tip Box of 20. if running nothing special and you just want a 30 bore get a PSA 7.62 x 39 upper kit. All Rights Reserved. If you have any interest in shooting quiet be it with a suppressor or not (subsonic 220gr is a little louder than a .22 unsuppressed) the 300blk is THE BEST subsonic/supersonic rifle available. Whatever you shoot at will be able to know theyre being shot at immediately and they'll react appropriately. The information provided here does not represent the views of Cheaper Than Dirt! If no SBR, do an 8" pistol. On the contrary, YouTube some videos on 300BO performance and you may be surprised. Bleed off/non restrictive, finger adjustable, battle proven, reliable. SILENCER SATURDAY #37: Subsonic 300BLK Shootout. Based on my work it's very tricky to get subsonics to cycle a standard-length XCR-L action, even . Be first to know about promotions and new product launches. For those 'go loud' engagements you could opt for supersonic rounds to take the ballistic advantage of full power rounds. The 110gr Barnes TAC TX are great hunting bullets, and while we could argue all day about ballistics, you can't argue that the 300BLK is the simplest conversion and its effective. From hunters and military members, to competition shooters and general firearm enthusiasts, we welcome anyone who values and respects the way of the firearm. Expanding subsonic bullets have almost twice the material to work with which allows them to expand much larger than lighter expanding supersonic bullets sometimes as much as three times original bullet diameter with machined solid copper. The 300BLK is a very capable rifle in the 16 inch configuration and can take any 4 or 2 legged animal that either the 7.62X39 or the 6.8 can in normal shooting ranges of up to 300 yards. Shooting 300 Blk unsilenced | SIG Talk I sent an email request to SA with a single question that was never responded to. Subsonic 300 Blackout has some of the best terminal ballistics of any subsonic round. OTdmMTQ0NThiYmQ1YTBkNDc2NGIwN2E1NzFiZTVjMDVlMjJhZTViNTU0YmI5 I killed 2 deer this season with my 16" 300BLK. SILENCER SATURDAY #37: Subsonic 300BLK Shootout -The Firearm Blog There are so many custom bullets and loads being developed. I hope this was helpful, cheers. Thought about getting a 10.5 barrel to see if it corrects the cycling issue. 300 Blackout subsonic is one of the quietest rounds to suppress, particularly when fired through a closed breech firearm like a bolt action or single shot rifle. As others have pointed out, if you're going to take the longer barrel and not suppress it (or shoot supers suppressed) then there are other calibers that work well in the AR15 platform and give better performance. Depending on the load, some 300 blackout subsonic rounds are quiet enough to comfortably use without ear protection. [emailprotected], Reduced risk of over penetration from a pass through projectile. OTRlZDE0ZDEyNzgwZjIxZjFlZDdhOGQ3YWVlNWJjZjQyZjg4N2Q0YTQwNDhj I obviously misread. I got one just to have another round to play with. We stand behind all our products and were here to support you. The .300 AAC blackout has the advantage of having a more effective shape for delivering energy, expanding, and tumbling through vital organs, but it's main advantage while subsonic is it's quiet report, and the ability to make multiple hits on target very rapidly. Subsonic rounds have about the same energy on target as a .45 ACP round. 300 Blackout: Shooting with Subsonic Ammo - Silencer Central Post YTZjMjk4NWM1MTdlNTA0ODc1NTQ5ZmRkODE5MzkwNjAyNmQwZTc0M2RhOWY2 Brad Criner, Senior Director Sig Sauer Ammunition. Just keep in mind, if you are wanting .308 performance.buy a .308. nope. AR15.Com reserves the right to overwrite or replace any affiliate, commercial, or monetizable links, posted by users, with our own. font-weight: 400; line-height: 1.5; If have two, 6.8s and you are thinking of a 300 blk.i say do it. There are some loads on the market that do expand at subsonic velocities, but in general they still wont expand as rapidly and violently as a supersonic load will so penetration may still be an issue. So says every major hunting publication and its writers. -----BEGIN REPORT----- First, compared to the .223 Remington, you're launching a larger caliber and heavier bullet at supersonic speeds. Plus, Im a believer in bigger is better respecting impact effectiveness of a bullet. Until I started reading forums, I was unaware that .300BLK is expected to not cycle in a 9" unsuppressed rig, so I wanted to make it work properly with the only available ammo. 300 Blackout 9" Noveske Barrel (pistol length gas system) STAG Upper and STAG Lower ? I would like to start pig hunting with it. The Shooter's Log, is to provide informationnot opinionsto our customers and the shooting community. I can say that it hasnt seized up the way other restrictive style blocks have, and I feel thats a good sign. 300 was designed to fill the short and quiet roll. The 300 AAC BLK is very similar to the Winchester 30-30 in velocity and energy for equally sized bullets. Copyright 1996-2023 AR15.COM LLC. With bullet weights in the 190-220 grain range, and a muzzle velocity below 1,100 FPS, 300 Blackout is one of the best cartridges for shooting subsonic rounds. by Tom12.7 Fri May 27, 2011 7:58 am, Post Y2I4ZjgxMDJmNDg1ZGMwMzQ2NzFmN2E5YTcwZDQwZTViYmU5MDc5ZGE3OWU0 Not sure, probably standard buffer and buffer spring ? by hugegator Mon Feb 06, 2012 7:34 pm, Post .300 Blackout is an intermediate caliber that performs with a better ballistic capability than 5.56x45mm while retaining the same round capacity using a standard M4 magazine. That's why I have 3. Subsonics cycle with a suppressor almost universally with all barrel makes. NzAxZTZjNWI1YTkzYjU4MzU0Nzc0YTU2MjFmMmYyNGQ0OTk3N2ZmN2QzYmZh The pistol-length-port location requires the least amount of post-build tuning to get 100-percent reliability.