While subsonic ammunition surely does have its benefits when it comes to covert operations, close range, and personal defense, this kind of bullet is not ideal for the big game hunter. Yes it does shine suppressed. It's that quiet. by 300Blk Fri May 27, 2011 9:36 am, Post Just recently purchased a pistol upper kit for thr build Im working on. I have a feeling I know how most of them will answer, but Ive been wrong a few times in the past. Winchester Super Suppressed Ammunition 300 AAC Blackout Subsonic 200 Grain Open Tip Box of 20. And, yes, a supersonic blackout can have all the same extra-pressure-induced operation symptoms as a 5.56. MGQ3NDgzZjU3MzUxOGM3ZmI4ZGY1NWNkMjkwNDhjZTZkZTU2YjI4MDk3YjU3 One reason for its popularity is the supersonic/subsonic option. OTMwY2EwMDRiYzUzMDJlY2FlMjFiNGQ5MDY0ZmI0MzdiNWQ2Y2JmYTkzOWFh It won't be a huge difference though, and both will be loud indoors. Final one was with a 5.56 Ruger American Ranch Rifle. Given an option, a little larger-diameter gas port adds more assurance that a subsonic will work through an otherwise supersonic setup. If have two, 6.8s and you are thinking of a 300 blk.i say do it. NjI2MDFhZjNkMzY1NTA2MTQxNDNlYjJmMDNhNTQwOWM1ODc5MGRhZWY4Njlk Re: Is 300BLK worth it in supersonic unsuppressed ONLY appl. by Tom12.7 Fri May 27, 2011 7:58 am, Post ZmFhY2U2NzcyNzJhN2Q2YzJkN2FhYWEwMzYwMDBjOTY0ZmFjMGE1NzMyNWIx In terms of ballistics and terminal performance, supersonic is where 300 BLK really shines, especially in SBRs, and especially compared to 5.56 for short to mid-range use. The price of subsonic 300 BLK now averages $1.15 - $2.85 per round (Consider this cost if you plan on using subsonic 300 BLK to shoot follow up shots rapidly on target). There's a big assumption here that everyone can actually own supressors. I had ran the scenario of a suppressed subsonic .300 blackout against a suppressed 45/45+P (still subsonic). Use factory loads and factory brass for reloading. From hunters and military members, to competition shooters and general firearm enthusiasts, we welcome anyone who values and respects the way of the firearm. I'd recommend holding onto the subsonic .300blk ammo until you get an approved tax stamp for a suppressor. 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. OTdmMTQ0NThiYmQ1YTBkNDc2NGIwN2E1NzFiZTVjMDVlMjJhZTViNTU0YmI5 Suppressors - Subsonic 300 Blackout Suppressor Short Can Short List SwedishMoose 3 mo. There is Barnes RRLP in 300 BLK, though it may end up as LE/Mil only. I dont know how many have fired a 5.56 AR-15 carbine inside a room, but its sensory overload. Any use of this content without express written consent is prohibited. Fun as hell and easy to tote. 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. I was shooting subsonics, while my suppressor sits in the gun store safe waiting for some schmuck to rubber stamp a form, because they're all that I could find. This is the ammunition you want to train with, hunt with, and be the most familiar with. I think carbine length systems and 16 barrels are part of the problem with .300 blk. It is also great supersonic for hunting. It cured the problem with supersonics, so I quit while I was ahead and only shoot those. Post N2M2ZTg5ODdhMWQ0ZjA0YzY1Y2RkYzQ0OGUwNmRmZGYzODg5MWVjNzk1YjMx -----BEGIN REPORT----- Id suggest running a standard USGI-spec buffer and plain old standard variety carbine-length spring for subsonic. Even a thin-jacketed traditional match bullet wont expand at subsonic velocities, it may tumble, but may act more like an FMJ until it becomes unstable. by hugegator Mon Feb 06, 2012 7:34 pm, Post My SIG MCX Virtus 9" 300 blackout has about 300-400 rounds through it. Suppressed 5.56 is around 135db. Btw: Supersonic ammo is also a really bad idea because of the VERY loud report and large muzzle flash. Due to the higher velocity, you will encounter much louder report regardless of a suppressor, due to the supersonic crack of the bullet. 's blog. But I think I would rather go with the .30 Remington AR cartridge instead now. For a better experience, please enable JavaScript in your browser before proceeding. If you do plan on shooting suppressed or aiming at targets within short distances then proceed with the 300 blackout platform. Read more: SIG SAUER MCX Rifle Review With Video Reply Save Like 7.62Kolectr Maybe a greater margin of error for nicking a vital organ as a result of larger bullet expansion. I dont know if it will have the short comings of flame cutting as listed above. 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. We also offer our patented AR-15 and .308 Easy Jigs which is the first 80% lower jig that makes it ridiculously easy for a non-machinist to finish their 80% lower in under 1 hour with no drill press required. YTMyZGRiMDU5NDZiNjA1ZmIwMjgwZTgwMWE0ODkxZGYwMzFiZWRjMTU3In0= Subsonic rounds hold two advantages over supersonic rounds: quietness and less recoil. The preceding is a specially-adapted excerpt from Glens newest book, Americas Gun: The Practical AR15. How to Assemble and Use the GST-9 Infinity Jig. NmE5NjE4NzI1MTU2M2FjYWM3NDE4NTAzODdlOWYwZmVmMGYxZDUxNjllOWE5 ZTUzMjk3MjYzOTAzZDg3ZjhhZjFiNTE1NjY0MjJlN2Q3NTc3YjUzNDE4ZWFm Most subsonic blackout ammo uses a bullet in the 200-grain range, and, of course, .308 diameter. Based on my work it's very tricky to get subsonics to cycle a standard-length XCR-L action, even . by LYNRDSKYNRD Fri May 27, 2011 8:43 am, Post The last one is especially critical in the context of the 2021 market for firearms, accessories and ammunition. by 300Blk Mon Feb 06, 2012 7:44 pm, Post .223/5.56 is what you should buy. M2E4MmIxYTg4Yjk2MjY3ODhlNzJjZmZhYWY1ZGZkMTdmNzYxZWIxMWZjZDdk So, if you think .45 ACP is a reliable choice for a defensive round, subsonic Blackout beats it. margin-top: 6px; He's 11 and the subsonic unsuppressed functioned flawlessly and the recoil, even unsuppressed was negligible on my 16" AAC upper. For precisely this reason, hunting with subsonic 300 blackout is generally not advised in most scenarios unless youre taking on wild pigs or smaller sized game within short distances. SILENCER SATURDAY #37: Subsonic 300BLK Shootout -The Firearm Blog 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). Best Subsonic 300 AAC Blackout Ammo - midwayusa.com In short a good expanding supersonic 300BLK is always ballistically superior to a good expanding subsonic 300BLK. I also do not like the lack of adjusting information. I had read those can cause more fed issue than FMJ in the AR platform. The XTP bullet in Subsonic Handgun has built a world-class reputation for accuracy and stopping power. display: inline-block; by bluebird Fri May 27, 2011 1:43 am, Post I agree, but not for some reasons commonly given. line-height: 1.5; If you've chosen 300BLK to help accomplish this goal, you're on the right track. First, Im always willing to risk boring knowledgeable readers with really basic information because its important to start at the start. Suppressors - Subsonic 300 Blackout Suppressor Short Can Short List | Sniper's Hide Forum Thunder Beast Dominus, Dominus-K and 338SR on 8" 300 BO Bolt Gun Sound Test Share Watch on The Sniper's Hide App is here! 300BLK is great if and ONLY if you are a reloader. I dont like running a valve on anything but a rifle-length system. A 16" .300 blackout gun running supers and suppressed is still pretty friggin quiet. I was waiting until after the SHOT SHOW before I bought a suppressor to see what new thing came out. text-align:center; Essentially, all you'd need is an upper receiver with a 300 blackout barrel and you'd be good to go since the 300 blackout magazine is the exact same as normal STANAG/NATO magazines. Subsonic Success: .300 Blackout Function - The Shooter's Log Here is what I know about full power ammo: Excellent, more than enough variety to make a decision. MjQxYzgwMWFlN2IyYmNlZWI5N2JjZGQ0ZGU1MzQyZmI5MWMwODk1ZjUxYmMw Ive written thousands of words about its evils and ways to lower it for other applications. Always (always) keep in mind that were operating in a world of fractional milliseconds defining too much and not enough, and hotter and cooler.. font-weight: 400; OWEyN2JmMTE0ZGM2MzkxYjdhZDc1N2EzYzNhOGQzY2I4NDNkNTJkYjI1MDcy This goes for animals also. Post -moz-user-select: none; So, being new to AGBs, here are my few thoughts and what I think I've figured out on their AGB. Looks like it will be an SR7 with 90T when they hit the well stocked local Class 3 dealer! Theyre not normally as overt, but theyre thereextra-quick bolt unlocking, excessive carrier velocity and on down that list. -----END REPORT-----. The clear advantages of sub-sonic loads are, of course, sound suppression which can conceal both presence & position. If you want to be ninja quiet, then shoot subsonics. Now I understand better, what Ill need to do if I want to run subsonic (the upper kit I purchased is set up for supersonic). We stand behind all our products and were here to support you. NTRjMTE3YWRjMTFiZjU2ZjY3NWM2NjIzMjMzOTIyNTU2MzcxODIzNjViMmQw Factory ammo is unreasonable high, but reloads can be as cheap as 223. Reloading lets you use most all of the bullet types from 110 grains to 175 grains or so. ( 3) Write a Review Ask a Question. OUR GST-9 IS UNAFFECTED BY THE LATEST 12/28 ATF CLARIFICATION LETTER & SHIPS IN 3 DAYS! If this is a primary concern and you think you'll be shooting at targets within 100 yards then subsonic rounds complimented with a suppressor device is worth exploring. Most factory .300 Blackout subsonic loads are a little more powerful than a routine .45 ACP handgun loading, if we're going on (the admittedly incomplete) calculated energy figures. Brad Criner, Senior Director Sig Sauer Ammunition. You must log in or register to reply here. 300 Blackout Supersonic vs Subsonic - What is the difference? MDg4M2FmZmNlODRjODM3ZTQ1MzAzYTNhOGU3NWQ0YzVlOWM2NjcyZGQyMmEw 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. Performance of 300 Blackout Subsonic meets or exceeds FBI Protocol terminal ballistic test requirements. margin-bottom: 10px; .btn { A heavier grain, typically around 180-220 grains, introduces more weight to the projectile, preventing the bullet from exceeding speeds that would break the sound barrier like a supersonic round normally would. Civil? ODE2NzBiY2U5OTUxNjZhZTJhYmFkOTZlNzc1MDdhMDdmNmRiMTEzZDRmZWI0 Frangible is best for the indoor range. border-color: #ffc107; 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. .tfb-affiliate-link{ Subscribe to our monthly Newsletter to receive firearm news, product discounts from your favorite Industry Partners, and more. Reason for that is because the 300 BLK uses almost all the same AR parts used for a rifle chambered in .223/5.56mm. Subsonic 300 Blackout Ballistics - Velocity & Gel Test Results If anything, its the heavier bullets that are more likely to keep going. The Sub-X bullet used in Subsonic Rifle features a lead core. cursor: pointer; Conversely an expanding supersonic bullet will create substantially more trauma than non-expanding supersonic bullets or expanding subsonic bullets. 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. I really like the FAL adjustable gas system. Essentially, all you'd need is an upper receiver with a 300 blackout barrel and you'd be good to go since the 300 blackout magazine is the exact same as normal STANAG/NATO magazines. NTM5OTc1MGMzYzdhYTJiZGM5NmZjOGU0NWNhYjI0NDhjZjc5NWJjYWIxOThm by 300Blk Fri May 27, 2011 7:25 am, Post But that's exactly what it was designed for. 300 blk supersonic unsuppressed SBR for hunting - AR15.COM Whatever you shoot at will be able to know theyre being shot at immediately and they'll react appropriately. So this brings me to my final points/questions. The supersonic, though, needs a gas port positioned at seven inches forward, standard carbine location. Gain a deep knowledge of ballistic science and access our improved ballistic calculator. Otherwise, if you're not going to make it a pistol, then just stick w/ 5.56mm. YjYzYTFjNjg3ODIxNzc4MTIwMDYxZmFlYjc5YjAzZjQzODIxYTUzNTYwZDlj Based on these points, for stopping a human target as quickly as possible, what would favor the subsonic .300 over the 45? Subsonic 300 Blackout rounds perform extremely well for their intended purpose. Product #: 417076. Shooting 300 Blackout Suppressed and Unsuppressed by offsidewing Mon Feb 06, 2012 10:34 pm, Post You are supposed to shoot super Sonic on the lower setting and use the higher one for shooting subsonic without a suppressor. 300 Blackout, is it worth it if you can not go short or - AR-15 I have the SA Victor .308 rifle with the adjustable gas block. If I could not go suppressed, I'd pick another caliber. When it comes to the 300 Blackout, there are more options for rapid expansion in supersonic rounds than there are with subsonic loads. I am planning a .300 BLK as soon as the XCR is available, and I am only interested in subsonic/suppressed. A friend of mine likes to hunt with a 16" 300 blk over his 6.8 when hunting everything from deer, hogs and coyotes. 300 Blackout 190 gr Sub-X Subsonic - Hornady Manufacturing, Inc MjgxYmJjNjRlYjU0NTA4Y2QxZmMxNmNkZjVlOTUzM2M2YzUyYWZkM2E1M2U3 Is 300 blk worth it unsuppressed? NjZlZTcwZjdmYjA0OTI3OTM0OTcwZmVlOTk5ZjFhOGJhNDRiZTY0MDE4MWJh 300 Blackout Suppressed With Subsonic Ammo - YouTube 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. Running subsonics out of a 16" gun and suppressed is almost hollywood quiet. At 200 yards, the 60.5 inch bullet drop of a .45 round is similar to a .300 Blackout subsonic round. NjZmMjljMGU3ZmYwMTE4YjM1NmVlNzEwZmQ4YjdhN2VhZWEyZWRmM2Y1YmJl I also have not put many thousands of rounds through it and I havent checked it for wear. Check out my Youtube Channel, TWANGnBANG. You dont have an issue with your 300blk if it wont run subsonic ammo UNSUPPRESSED! background-color: #ffc107; A supersonic 300BLK round that does not deform or tumble in soft tissue will create only marginally more trauma that a heavier non-deforming non-tumbling subsonic bullet. The only reason I did a BLk was an 8" barrel and suppressor. Given equal penetration a larger bullet will damage more tissue and cause more bleeding. I love my 300 Pistol. UPDATE: SUBSONIC CYCLING ISSUES -300BlkTalk The additional bullet weight keeps the rounds from breaking the sound barrier, and gives them as much energy as possible. If you don't have that roll to fill, you don't need it. Most factory .300 Blackout subsonic loads are a little more powerful than a routine .45 ACP handgun loading, if we're going on (the admittedly incomplete) calculated energy figures. NDJlODc5Y2JiNmNmNmJjNGExOWVjOTI4NGQ2MDYzOGMwNTkwMzU3MmFmZDM1 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. I load 110gr varmint tips at 2600fps and 125gr hornady sst's at 2400fps for hunting, and everything up to 240gr sierra's for plinking and/or subs. I had it 6 months before I got the silencer and put 500-700 rounds through it.. Just keep in mind, if you are wanting .308 performance.buy a .308. nope. OK, so it is a ridiculous thing to open up ports and basically ruin perfectly good barrels. We reserve the right to edit as appropriate, delete profane, harassing, abusive and spam comments or posts, and block repeat offenders. Copyright 1996-2023 AR15.COM LLC. The only issues Ive had with my AAC barrel is THE with cut brass. Winchester Super Suppressed Ammo 300 AAC Blackout Subsonic - MidwayUSA Theres much said, unsubstantiated, about over-penetration of higher-velocity bullets. NWY3ODNkODRmZWU0NTQ5OTY4OWFkNDE5NDExZjE4ZTZmN2JmZjI0YzRhMWFh 300 blk shines brightest when its suppressed right? Pandemic pricing is not over yet so if you are already an AR-15 owner, it's won't take much more for you to be able to start shooting 300 BLK. document.write(new Date().getFullYear()) Copyright Hornady, Privacy Policy | CCPA Request | Accessibility Policy | Terms of Use, Designed and developed by IdeaBank Marketing. The industry standard for supersonic ammunition is set at around 1,100 feet per second at sea level under standard conditions. Hornady Subsonic Ammunition doesnt have the loud report of a supersonic round, and paired with a suppressor, its even quieter. Subsonic Handgun utilizes tried-and-true XTP bullets that expand reliably at subsonic velocities. .btn-warning { Kind of like haircuts: they can take it off but cant put it back. I have multiple 16 inch barrels in 300BLK and they work perfect. No. Theres not enough gas in subsonic, or theres too much gas in supersonic, for both to function through a system set up more ideally for one or the other. Fixed gas block and std buffer spring.
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