Crafted to mil-spec standards from 4150 Chrome Moly Vanadium with a QPQ corrosion resistant finish, this barrel provides time tested precision and accuracy for your AR15 .300 Blackout Pistol build. The faster rate is to stabilize suppressed rounds. Did this on a bolt gun. What barrel length is best for 300BLK AR-15s? 1:7 twist rate. The 300 Blackout's .30 caliber bullet can be made especially long, and as the result may weigh up to 220 grains quadruple the weight of the typical 223 Rem round's. So heavy a bullet conveys a subsonic muzzle velocity and correspondingly softer report. Due to NFA laws in my home state, two different guns were used for this test. In May 2022, US SOCOM selected Sig Sauer to deliver its MCX Rattler personal defense weapon, which can be chambered in both 5.56 NATO and .300 Blackout. Using M4 military hit-probability standards, the max effective range of 300 AAC Blackout from a 16 inch barrel is 460 meters. Muzzle Velocity: 2,259 fps. 291 ft/lbs of energy at 625 meters, so 440 meter max effective range for a 9 inch. On 9/6/2017 at 4:04 PM, Steve L said: Bummer. I just plan to use it for supersonic commercial type loads for hunting and plinking, not suppressed. If strictly looking for quietest and best handling setup, one could easily go as short as 5.5" which is offered by a number of manufacturers. : .308"; never exceed maximum loads .More reloading data. The 9.7 inch handrail pairs perfectly with the 10.5 barrel. Please add to cart for sale price $139.99 $162.00. You've just added this product to the cart: 300 Blackout AAC 10.5" Barrel 1x8 Twist. You are a close-medium range shooter. Shop pistol 300 blackout barrels on the ar-15 platform, featuring a high quality finish and 8.5" of length. By this logic alone, 300 Blackout rounds are better than 5.56. Again, even though there are no bullets left inside the gun, still make sure you point the gun toward the safe area. figures for our comparison loads at the muzzle, 100, 200 and 250 yards. The first is with a 20 barrel firing M193 at 3300 FPS, the second is a 16 barrel at 3100 FPS, and the third is a 12.5 barrel at 2900 FPS. View Details. The loads are listed in descending order of their MV. 3. level 2. 291 ft/lbs of energy at 625 meters. Comparison of the .300 Blackout ammo used in this test. Faxon Match Series 16" Flame Fluted 300 BLK Barrel. With an impact velocity of . Our 300 Blackout parkerized pistol barrels are made from the finest 4150 . Sounds about like a .22 LR. inertia, bolt, pump, supersonic, subsonic, rifle, mid-length, carbine or pistol - Hornady BLACK ammunition delivers superior performance for a variety of applications. 50 Yards. The .300 Blackout cartridge is available . . 6.8 SPC, Hornady 120 grain SST. Wind Direction is: 3.0 o'clock and a Wind Velocity of: 10.0 Miles . Barrel extension features true .30 cal improved, extended feed ramps & Melonite black finish. The last step is naturally some kinds of measuring tools to get the exact length of your rifle barrel. Add to cart. 7.62x35mm AAC Blackout The 7.62x35mm AAC Blackout was developed to create a .30 caliber cartridge that could be fired reliably from rifles with a. Have a friend using a 300 Blackout on an AR and reports subsonic to be "much less noise" Probably has more to do with the ear of the beholder. Other Info - Barrel is dimpled for set screw style gas blocks. CMMG 8" 300 Blackout Barrel (300 BLACKOUT) FREE SHIPPING APPLIES TO ENTIRE CART. This added weight makes them naturally slower than a 110-grain bullet fired through the same barrel. It perfectly feeds the supers but I'm trying to get 150 gr FMJ subs to work. You are shopping on a tight budget. Select. you are comparing a 24-inch 30-30 barrel against a 20-inch 350 Legend barrel. . Add to Wish List Compare Product. ACC, the company that developed the Blackout 300 cartridge, recommends the 1:7 twist rate. The ballistics data shown below was recorded using a 9-inch . With Leverevolution, a 30-30 or .35 Rem does the same thing too! The 6.5 Grendel has more velocity, range, and more energy than 300 Blackout. The length of the "gas port" is an integral part of firing a subsonic round since lower . Muzzle - 2460 fps / 1613 ft. lbs. One of the best .300 Blackout carbine barrels ever made for the consumer market is Faxon's 16-inch flame-fluted Match series barrel. 300 AAC Blackout ~ 125 Grain ~ Trajectory Chart. Shop for .300 Blackout AR15 Barrels at Aero Precision. RIFLE BALLISTICS. Here's an article I wrote with a nice chart on 350 Legend barrel length vs velocity. .300 Blackout: Barrel Length: 8" Barrel Material: 4150 Chrome . Nov .300 Blackout is a relatively new cartridge with a unique history. Comparison Chart of the Best 300 Blackout Rifles. It is deemed to be a universal twist as it can control bullets in an AR pretty well. Overall Length: 25 (8" Barrel), 28.25" (11.3" Barrel) Add To Compare. but usually the "chart" is dead on. 300BLK vs. 5.56? Material - 4150 CrMoV (Chrome Moly Vanadium per MIL-B-11595E) Profile - Medium. With a barrel length of 5.5 in (140 mm), the .300 Blackout allows the Rattler to fire a powerful round while being compact. The gun we will be using is a .300 Blackout pistol with a 10.5 inch barrel and a 1 in 8 twist rate. . Weighs 15 oz w/ included 17-4 stainless pin-on gas block . Quick View. the barrel is measured at 16 inches in length. COOL STUFF : 25 ACP 32 ACP 327 . When comparing the same bullet design, M855A1 vs M80A1, the 30-caliber cartridge is superior. While the 300 AAC Blackout loads usually weigh between 180- and 220-grains. You may use this barrel with a lower receiver that is a Registered SBR, Machine Gun, or Pistol. Please add to cart for sale price $229.99 $289.75. Finish - Black Nitride. For 300 AAC Blackout, that point is 9 inches of barrel. It was designed to be used in AR-pattern rifles with only a barrel change to convert a traditional AR-15 rifle . Items 1 - 24 of 1609. Velocity Boundaries (Feet per Second) of: 2700 1400 1400 1400. 100 Yards. First, I want to reiterate that the .300 AAC Blackout . The colors highlight where the rounds are at fairly equivalent ft-lbs. Click to enlarge. 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. Aero Precision M4E1. $32.99 - $439.99. 250 . . This guide explains what 300 Blackout is and what barrel length, gas system, twist rate, and buffer are best. However, I don't plan to use the rifle for subsonic suppressed. Featuring. Suppressor-Friendly: You can shoot heavier bullets subsonic. #5. Available in both supersonic and subsonic factory offerings, the 300 AAC utilizes the same parts as a 223/5.56mm carbine, with the exception of the barrel, making this an easy conversion for a shooter who already owns an AR15. energy. By now, most everybody knows the 5.5645mm NATO cartridge. The 6.5 Grendel has more utility while the 300 Blackout was designed to work quietly in short barrels. It has a 7.5" barrel and uses the 300 Blackout caliber rounds. Compare all 300 AAC Blackout ammunition manufacturers on one chart. Skip to Content. These represent my three favorite barrel lengths for an AR-15. From a 16 in (410 mm) barrel, a 125 gr (8.1 g) 300 BLK round has a lower velocity and similar bullet drop and drift at shorter distances. Top that with its heavy profile feature, this barrel would be great for shooting both supersonic and subsonic .300 Blackout rounds at close-medium ranges. Add to Cart. Gas System Length - Pistol. In the chart, bold-faced entries indicate the last distance at which each Hornady load drops less than 5 feet in different length barrelsfor those uncomfortable dialing in or holding over 60 inches. In Stock. All NFA Regulations apply to purchase. 300 Blackout Reloading Data An Infamous round created by the Advanced Armament Corp in partnership with Remington in order to allow . Add to Cart. Weight - 30 oz. The .300 Blackout is designed for short barrels so we gotta have a teeny tiny upper on this list. Twist Rate - 1/7 Twist. Welcome! The 1:8 options are generally found in the shorter barrels between 7.5 and 10.5 inches to shoot supersonic rounds more accurately over longer distances, while a 1:7 twist will be a better choice for . Describes why I would choose a 1/7 twist rate barrel and some range time showing heavy bullets through my 1/8" twist rate barrel. HANDGUN BALLISTICS. Assembly Weight : .97 lbs (7), 1.8 lbs (16) Muzzle Thread: 5/8-24. When fired out of the same length barrel (20 inches for both), the 350 Legend beats the 30-30 in energy. 300BLK vs. 7.62x39? Performance Example of a .300 AAC Blackout shot in a block of gel Cartridge Overall Length: 2.02 inches. 300 AAC Blackout: Elite Hunting Solid Copper, OTM: 220: 488: 1000 . 300 Blackout: Shooting with Subsonic Ammo. If you're looking for a multi-purpose load for the .300 AAC Blackout, this may be the best bullet. Add to Cart. Twist: 1:5 twist for the 7 barrel, 1:6 twist for the 16 barrel. We use this jacketing method rather than wrapping the barrel in carbon fiber because this method of wrapping has been proven to trap heat and cause delamination. IN STOCK. There is plenty of room to add the Silencerco Omega suppressor. They key take away point is that 300BLK has a much lower velocity loss as you shorten the barrel versus 5.56 NATO. Rifle Length - 12 inches. The 300 ACC Blackout utilizes a .223 parent case shortened to 1.368 and necked up to accept .308 diameter bullets. It has since . Its overall length is 26.5", and it weighs around 5.8lbs. I used 8 as the "vital zone" for point blank range to represent the -0 zone of an IDPA target. We will be measuring the muzzle velocity of each round using a ProChrono Digital PAL chronograph set up at the muzzle, and then plug that data into Strelok Pro in order to work up some ballistics charts for each round. High-Quality Cases, Primers Propellant . View Details. The ballistics data shown below was recorded using a 9-inch . 10 .300 BLACKOUT PISTOL LENGTH AR 15 BARREL, MODERN SERIES. From them, the 6.5 Grendel 16 size may be the best choice for this scope. The Reloading Press is an at-least-weekly feature here on Gaming Ballistic for 2016. ALL Accurate 1680 Accurate 4100 Accurate 5744 Accurate LT-30 Accurate No. $164.99. Let's find out! Rating: 97%. IMAGE PRODUCT; Our Top Pick. This was designed to be our "go-to" build due to the shorter length (10.5 inch barrel) and quietness of the suppressed 300 blackout round. SALE PRICE: $139.95. However . With bullets upward of 150/154 grains, the 7.62x39 mm's muzzle velocities best those of the .300 Blackout by more than 200 fps at times (especially with "hotter" foreign-made loads). In detail, it includes sizes of 10.5 inches to 11 inches, 12 inches to 12.7 inches, 14.5 inches, 16 inches, 18 inches, 19.5 inches, 20 inches, 22 inches, and 24 inches. Using M4 military standards, the max effective range of 300 AAC Blackout from a 16 inch barrel is 460 meters. Best twist rate for 300 Blackout? Though these bullets are delivered at a lower velocity, the .300 Blackout's lower chamber pressure and fast-burning powder allow for shorter, lighter barrels ideal for close combat. Barrel Length: 16 Twist: 1-8'' Case: Hornady. Remarks: The 300 AAC Blackout (300 BLK, or 7.62x35mm) was created by Advanced Armament Corp. and Remington in order to provide the military with a way to shoot .30 caliber bullets from the M4 platform with only a barrel change. .300 Whisper / .300 AAC Blackout / .300 Blackout (Hodgdon Data) Warning! At an Elevation Angle of: 0 degrees. Gas Block Journal - .750". After marking the rod, carefully remove it from the barrel. $305. View at Faxon Firearms. . Faxon Match Series 9" Gunner 300 BLK Barrel Faxon Match Series 9" Gunner 300 BLK Barrel View at Faxon Firearms $279 If Daniel Defense is the Jeep of AR barrels, then Faxon Firearms is surely the Cadillac. Aero Precision is one of the best companies out there for modern, high-quality AR components. Odin Works 300 BLK AR-15 Barrel 1:8 Pistol Length Medium Contour 16.1" w/Gas Block. The .300 Blackout carries a .30-caliber bullet that offers greater mass than a .223 Remington's .22-caliber projectile. 5. Ammo Tested One of the hottest new rounds to emerge in the past few years is 300 Blackout; this is a true dual-purpose intermediate sized cartridge that can be fired in both subsonic and supersonic loads. Caliber: 300 Blackout - WC-15 Platform. 440 meters for a 9 inch. some of the pistol-length 300 Blackout guns might be more . View Details. Muzzle - 5/8x24 Threaded. Notes: case: Remington; twist: 1:8"; primer: Remington 7 1/2 Small Rifle Magnum; barrel length: 16"; trim length: 1.363"; bullet diam. . This Bear Creek Arsenal AR-15 8.5" SOCOM mid weight parkerized 300 Blackout has a pistol length gas system with a 1:8 twist. with each typically shooting flat and accurate out to 200 yards from a carbine-length barrel. The barrel also plays a role in the drop rate of the bullet. They carry nearly a dozen .300 Blackout pipes in their catalog off and on, loaded with pistol/SBR barrels in the 7.5, 9, and 10.5-inch range. Trim-to Length: 1.363 Primer: Winchester WSR. Best Bang for Buck .300 Blk Upper. (45) Regular Price $629.99 Special Price $459.99. Charts & Data. The 6.5 Grendel has more utility while the 300 Blackout was designed to work quietly in short barrels. 8" .300 Blackout CMV Barrel, Pistol Length. But they can have over 30-inches of drop at 250-yards. The lengths of 6.5 Grendel barrels typically fall between 10.5 inches and 24 inches. Converting an AR-15 to fire 300 Blackout is as simple as swapping its barrel. Reactions: Devereaux, jtallen83 and kansascity45. .300 Blackout was specifically designed to work well with the M4/AR15 style of guns. Length: Weight (Fluted) 10" 17.9 oz: 14.5 . Barrel Length: 8 Round Threaded, 11.3" Round Threaded. This Bear Creek Arsenal AR-15 8.5" SOCOM mid weight parkerized 300 Blackout has a pistol length gas system with a 1:8 twist. Carbine Length - 7 inches. SIG uses a 1 in 5 twist rate on their shorter 300 BLK barrels. When fired through a 16-inch carbine-length barrel, a typical 125-grain .300 Blackout FMJ bullet exits the muzzle at velocities ranging between 2,150 and 2,250 feet per second. 10" Ballistic Advantage .300 Blackout Pistol Length Barrel-Modern Series- AR-15. . Complete 300 AAC Blackout ammunition ballistics Chart. 150 Yards. 0. out of 5. 300 Blackout. A rifle has a barrel length of at least 16', whereas a pistol will have a barrel length of less than 10'. Most of the the industry seems to be moving to 1:7 for the barrel twist as a compromise. . The BLK 300 is fashioned as a subsonic cartridge to complement and enhance the suppressor technology. Toggle Nav. The round is built on the tried and true .223 cartridge but with a wider [] Continue reading . And put both the rod and the rifle down. Although the 300 Blackout's effective range depends on the shooter and application, the chart above provides rough guidelines for consideration. PSA 8.5" Pistol-length 300AAC Blackout 1/8 Phosphate 6" Lightweight M-Lok Classic Shockwave Pistol Kit. 1776 United shirts . The 350 Legend offers bullet weights ranging from 145 to 265 gr and the ability to practice cheaply with low recoil and high velocity. Click for Price. Although they vary in length by manufacturer, the typical lengths are standard and measured from the receiver to the gas port as follows: Pistol Length - 4 inches. Please add to cart for sale price $229.99 $289.75. 300 blackout can use the 125gr Speer FP 30-30 bullet and works! A 9 barrel is the optimal barrel length for 300 Blackout. Stay tuned for the next showcase build. This guide explains what 300 Blackout is and what barrel length, gas system, twist rate, and buffer are best. Both fit in an ar-15 and have low recoil. When configured correctly, 300 BLK provides ballistic performance with "stopping power" similar to 7.62x39mm with a max distance comparable to 5.56 NATO. Save. Being only 10.5' long, it's a pistol-length barrel that's great for shooting at close-medium ranges. When configured correctly, 300 BLK provides ballistic performance with "stopping power" similar to 7.62x39mm with a max distance comparable to 5.56 NATO. All the ballistics from all manufacturers, finally. The 1:8 twist rate, on the other hand, is well-suited for range shooting and match rounds. . Here are the velocity in feet-per-second (fps) and energy in foot-pounds (ft. The standard .22-caliber also performs better out a longer barrel. Mid Length - 9 inches. The .30-caliber is hands down the more suppressible of the two, with ample subsonic loads available. 11 FS Hodgdon CFE BLK Hodgdon H110 Hodgdon H322 Hodgdon H4198 Hodgdon Lil'Gun Hodgdon Trail Boss Improved Military Rifle IMR 4198 Improved Military Rifle IMR 4227 Ramshot Enforcer VihtaVuori N105 VihtaVuori N110 VihtaVuori N120 Winchester 296 For 5.56 NATO, that point is 20 of barrel. Twist Rate. . If you're looking for something lightweight and compact for close-quarter battle, small game hunting, or casual target practicing, the Springfield Armory Saint Pistol delivers. All NFA/ATF Rules Apply. Ballistic Coefficients of: 0.318 0.298 0.287 0.287 0.287. Test Barrel (16") Muzzle. In Stock. Each week it looks at some interesting real-world cartridges and presents them with hopefully-useful information in GURPS Format. W. Whereas the Blackout delivers a more barrier-blind terminal effect per round than the slighter 5.56 and . The take away there is a 10" 300BLK will have roughly the same energy as a 16" 5.56 with the loads shown. Rosco Manufacturing Purebred 300 Blackout AR-15 Barrel Heavy Pistol Length - 8.2". The Blackout works well with subsonic loads in a pistol-length barrel, but has a short effective range. Trajectory for Custom .308 125 TGK 4625A-10 at 2115 Feet per Second. The subsonic capabilities of the 300 BLK make it ideal for use with a suppressed AR. 6. lbs.) . Add to Wish List Add to Compare. The 6.5 Grendel has more velocity, range, and more energy than 300 Blackout. Barrel: 8" rainier arms select 1:7, pistol gas Suppressor: form 1; 1.5" diameter, 7" length Not extremely gassy . 300 Blackout is less finicky about barrel length and is excellent out of SBRs. The Blackout works well with subsonic loads in a pistol-length barrel, but has a short effective range. Fig Velocity charts for American Eagle-branded .300 BLK 150-grain FMJ BT, left, compared to 5.56 NATO 55-grain FMJ BT, in the same ammo line. in one place. 3. Monolithic bullets don't fall apart at higher twist rates. Dec 18, 2019. 300 BLK from a 9 inch barrel has the same energy at the muzzle as a 14.5 inch barrel M4, and about 5% more energy at 440 meters. Length. Odin Works 300 BLK AR-15 Barrel 1:8 Pistol Length Medium Contour 16.1" w/Gas Block. Not available in all areas. The 300 BLK shoots .308 caliber bullets. The Hide Armory. Add To Compare. 200 Yards. However, this maximum effective length is determined by the barrel's length, and the 460-meter distance is achieved by a nine-inch barrel. Rosco Manufacturing Purebred 300 Blackout AR-15 Barrel Heavy Pistol Length - 8.2". Charts & Data. 300 AAC Blackout 190gr Subsonic Load Target. The SBR Tactical is classified as a Short-Barreled Rifle by the ATF. Don't get me wrong, both will kill. My experience, the bullet doesn't make the "sonic Boom" but there is still the noise from the bullet leaving the barrel. .300 AAC Blackout (also known as .300 BLK or 7.62x35) is a cartridge originally developed for U.S. military special operations. Menu; Account . Bill. Wanting something with better performance than 5.56 NATO, top military officials sought a .30-caliber round capable of ballistic performance similar to the Russian 7.62x39mm (think Soviet SKS and AK-47). MSRP: $179.95. How far can a 300 Blackout shoot accurately?