1-Cfe black with CCI 400,CCI 450 2-Accurate 5744 with CCI 400, CCI 41 3-Imr 4228 with CCI 450, Remington, 7 1/2 magnum primers 4- Hogdon lil gun with CCI 450, federal small rifle 5- n110 for lighter bullets n120 for high gr bullets with CCI 41, federal small rifle. I'm working up optimized loads for both subs and supers for a 16" bolt gun (1:7 ...Data like Hodgdon, is problematic because the “subsonic data” is not related to pressure, Max load is capped at 1050 fps. Most 300 Blackout data is geared toward AR’s and powder that will cycle the action. This leaves about 20 good powders used in something hand fed off the table. Look for 300 whisper data.Oct 26, 2021 · Oct 26, 2021. #1. I thought I would share my experience with powders that work with the cartridge. So far the best overall powder is N110. N110 is very clean and makes great subsonic and full power loads. It has performed flawlessly in my 7” and 16” barrels. Running with suppressors it really is great. Little to no gas residue and reduced ... 7 Jul 2016 ... AP2020 Merchandise https://ballisticink.com/collections/all/patriot-partner_ap2020-outdoors PLEASE SUPPORT AP2020 and Check out These ...Here’s a short list if you don’t have time to read this wonderfully written article. Best Barrel Length Overall – 9 Inches. Best Barrel Length For Hunting – 16 Inch Barrel. Best Barrel Length For Subsonic – 7 Inches. Best Barrel Length For .300 Blackout Pistol s – 6 Inches. The 9 and 6-inch barrel lengths are what I recommended for ...CZ 527 American Synthetic Suppressor Ready Blued Bolt Action Rifle - 300 AAC Blackout - 16.5in. $699.99. Out of Stock. Ship To Store Ship to FFL. Add To Cart. Compare. 1. 300 AAC Blackout Rifles for sale online or in-store at Sportsman's Warehouse. Shop a full selection 300 AAC Blackout rifles from top firearms manufacturers at the best prices.Ballistically almost identical to 7.62x39 or .300 Whisper, .300 Blackout was designed for military applications. But has also found a lot of use in civilian shooting.Reply reply. T800_123. •. A lot of people are going to say CFE BLK and 1680. They work great, but in my experience as well as a lot of people over at 300blktalk they're both noticeably louder when running suppressed subs then other powders. IMR 4227 is my personal favorite, I achieved some pretty good consistent loads and it also is the ... This new spherical propellant was designed expressly for the 300 Remington AAC Blackout cartridge. It provides full function of AR type rifles throughout the range of bullet weights, and is perfect for those sub-sonic reduced loads. In addition to being outstanding in the 300 Blackout, it performs beautifully in many smaller capacity cartridges, in particular, […] There are a number of different hunting cartridges out there, but one that’s proven is from Barnes. Barnes is a premium ammo, and it comes at a premium price, but the payoff is ethical hunting, and that makes it worth the extra cents. 4. Federal Premium Power-Shok .300 AAC Blackout 150 grain. Runner up for Hunting.My latest design is a bullet that weighs 265 grains using 92-6-2. It IS the heaviest cast bullet designed specifically for the 300 Blackout. It was optimized for powders and charge weights used in the 300 …Want to produce 300 Blackout rounds with factory-manufactured quality? This guide reviews the best 300 Blackout powders and explains everything you need to consider before buying one.21 Dec 2017 ... If you guys had bothered to ask people what powder they would like to see lil gun would definitely be on that list. I would say 10 times ...You find .300 AAC Blackout with all common powders and bullets by clicking the 'Loads in this caliber' button above. Technical Specifications (based on the respective safety standard - see more details in tab 'Datasheet' if available) Caliber:.300 AAC Blackout: Cartridge Type: Rimless: Bullet Diameter: 0.308 '' | 7.82 mm:For 300 AAC Blackout, that point is 9 inches of barrel. That number comes from multiple conversations with the people who designed the 300 AAC Blackout cartridge, did the initial testing, and who continue to design guns around that caliber. ... because of the greater powder quantity. Since the 300 BLK stuffs a larger bullet into a cut down .223 ...While Hodgdon H110 is a high-performance powder, it can be difficult to work with due to its high pressure and burn rate. Careful attention must be paid to load development and case preparation to ensure safe and reliable performance. 2. Accurate 1680 Powder for 300 blackout. I can tell you that my experience is that once near compressed or compressed in 300BLK the Extreme Spread (ES) can get great. Yes you can pack more powder in and get a higher Max FPS but if you chrony 5 rounds you might have something ridiculous like 2465fps and then 2250fps back to back. That would kill SD as well. When it comes to blackout curtain liners, getting the right measurements is crucial for achieving optimal light-blocking and privacy. Whether you’re buying new liners or replacing ...You should use a chrony to help with this and look for pressure signs -flatten primer sticky case etc. Bullseye will spike quickly when your close to max load so go a couple tenths of grains. Better powders would be Unique ,Trail Boss ,LilGun etc. or slower. I'm using AA#9 under a few different boolits in my bolt guns.What size primer does 300 Blackout take? The 300 Blackout cartridge takes a small rifle primer. Some reloading manuals, like the Lee and Nosler handbooks, list regular small rifle primers in their load data, while others recommend either small rifle magnums, or the #41, which is a harder magnum small rifle primer with a thicker cup.Hornady® 300 Blackout features a 190 gr. SUB-X™ (Subsonic eXpanding) bullet with patented Flex Tip® technology, specifically designed to expand at subsonic velocities yet meet FBI protocol. This cartridge is loaded with a powder that is optimized to provide flash suppression, clean burning, yet function in short barrel to carbine length rifles.Data like Hodgdon, is problematic because the “subsonic data” is not related to pressure, Max load is capped at 1050 fps. Most 300 Blackout data is geared toward AR’s and powder that will cycle the action. This leaves about 20 good powders used in something hand fed off the table. Look for 300 whisper data.How is powdered activated carbon used? Keep reading to learn about powdered activated carbon and how it is used. Advertisement The use of activated carbon is pretty straightforward...8 Mar 2017 ... Testing some powder coated bullets with IMR-4227 in my 300 Blackout.Firearm Used: Universal Receiver. Barrel Length: 16″. Twist: 1-8’’. Case: Hornady. Trim-to Length: 1.363″. Primer: Winchester WSR. 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 …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. So, if you think .45 ACP is a reliable choice for a defensive round, subsonic Blackout beats it. ... The biggest problem I found was the amount of unburnt powder ...CZ 527 American Synthetic Suppressor Ready Blued Bolt Action Rifle - 300 AAC Blackout - 16.5in. $699.99. Out of Stock. Ship To Store Ship to FFL. Add To Cart. Compare. 1. 300 AAC Blackout Rifles for sale online or in-store at Sportsman's Warehouse. Shop a full selection 300 AAC Blackout rifles from top firearms manufacturers at the best prices.As far as powder goes, you’ll need to find something appropriate for the loads you’re intending to make. This could be Hodgdon H110, Hodgdon CFE Black, Accurate 1680, Reloder 7 or a variety of ... Write a review. $47.99. SKU: 4781658. Designed specifically for .300 AAC Blackout cartridges, Hodgdon® CFE BLK Smokeless Reloading Powder pours easily for accurate measurements, and contains a proprietary Copper Fouling Eraser... 300 BLACKOUT SUBSONIC 190 gr. SUB-X™ TAP® Item #80895 10.5" Noveske® 1:8" Muzzle 100 yds 200 yds 300 yds 400 yds 500 yds Velocity (fps) 1047 996 954 917 884 855 Energy (ft lbs) 462 418 384 355 330 308 Trajectory (inches) -1.5 0.0 -33.5 -105.2 -218.3 -375.9 8" LMT 1:8" Muzzle 100 yds 200 yds 300 yds 400 yds 500 yds Velocity (fps) 1041 …Performance Characteristics: 300 Blackout vs 308 Win. ... The 308 is a medium-sized rifle cartridge with a powder charge somewhere around 36 to 46 grains with a typical 150-grain bullet. Common loadings include bullet weights between 150 and 180 grains. A 150-grain bullet leaves the muzzle of a 20-inch barrel at roughly 2,750 feet-per …The .300 AAC Blackout (designated as the 300 BLK by the SAAMI [1] and 300 AAC Blackout by the C.I.P. [2] ), also known as 7.62×35mm, is an intermediate cartridge developed in the United States by Advanced Armament Corporation (AAC) for use in the M4 carbine. The cartridge yields increased performance in shorter barrels and effective subsonic ...The .300 BLK bullets are 0.30 inch in diameter (7.62 mm) and the .223 Rem (5.56 mm) is 0.224 inch. A whole new world of hunting and target-shooting options open with that difference, a fact sometimes obscured by the cartridge’s subsonic and military roots.Deteriorating smokeless powders produce an acidic odor and may produce a reddish brown fume. (Don’t confuse this with common solvent odors such as alcohol, ether and acetone.) Powder deterioration can be checked by opening the cap on the container and smelling the contents. Powder undergoing deterioration has an irritating acidic odor.Our Ar15 "300 BLK MEGA THREAD" is an absolute train wreck of a disaster, trying to search through all those pages for just one particular topic is crazy. Zhukov (spelling) on here started a 300 blk recipe thread, but it always gets bumped off into the back of the bus, and it is for recipes only, no load workup or associated chatter. …For example, 10.5 gr. Accurate 1680 behind a 208 gr. A-Max, 909 fps in the short barrel, 1089 fps in the rifle barrel. Which would suggest to me that, in the case of Accurate 1680 anyway, 8 inches of barrel does not give a complete burn. Faster powders like H110 or Li'l Gun may get a more complete burn.While Hodgdon H110 is a high-performance powder, it can be difficult to work with due to its high pressure and burn rate. Careful attention must be paid to load development and case preparation to ensure safe and reliable performance. 2. Accurate 1680 Powder for 300 blackout.A buddy was connecting at over 600 yards shooting subs out of my 6” 300 Blackout. 99.9% of everything I do is with subsonics. I spend hours researching powder specs and using programs like QuickLoad to find …The best barrel length for a suppressed 300 Blackout is between 8 to 10 inches. At 10", the muzzle velocity hasn't reached its peak yet. Heavy subsonic 300 Blackout ammo in a 10" barrel may have lower velocities, but it allows for the use of a suppressor without damaging your hearing. Supersonic ammo out of a 10" barrel retains …Oct 26, 2021 · Oct 26, 2021. #1. I thought I would share my experience with powders that work with the cartridge. So far the best overall powder is N110. N110 is very clean and makes great subsonic and full power loads. It has performed flawlessly in my 7” and 16” barrels. Running with suppressors it really is great. Little to no gas residue and reduced ... Users of Russell Simmons' RushCard prepaid card will be getting $10 million payout, the Consumer Financial Protection Bureau on Wednesday. By clicking "TRY IT", I agree to receive ...Shooters World Rifle Powders CALIBERS Cowboy* SOCOM Blackout Tactical RifleMatch Rifle 22 Hornet 222 Remington 223 Remington 243 Winchester 270 Winchester 7mm Remington Mag. 300 AAC Blackout 30-30 Winchester.308 Winchester 7.62x39 7.62x54 30-06 Springfield 300 Winchester Mag. 303 British *Cowboy may be used to make …Im sticking to the cartridge in ar only because it has a bit more oomf than 223 out of a small frame ar for close range thermal hunting, especially in its sbr state. In a bolt gun I would rather a 308 any day. The blackout in a bolt gun is a novelty. 308 with trail boss is equal to a 300, 308 with real powder is superior..300 Whisper / .300 AAC Blackout / .300 Blackout (Using 110 GR Hornady Bullets) reloading data with 23 loads. Using bullets from Hornady V-Max, FMJ, RN or SP. Powders include Accurate, Alliant, Vihtavuori, Hodgdon, Winchesterloaded lengths of the (1) .223 Remington, (2) 7.62x39 and the (3) .300 AAC Blackout, all of which seem short compared to the. (4) .30-30 Winchester. SIG 120-grain HT Solid Copper loads hit the paper at 2,150 fps. The hollowpoint peeled back into four petals to the bullet’s solid shank.Using pistol powders for subsonic .300 Blackout. General Discussion. I always see the same 3 or 4 powders recommended for .300 subs (Accurate 1680, 5744, IMR 4227, etc...) but messing around in GRT it looks like CFE Pistol would fit the bill. 40 000 psi to help with cycling, 980 fps, 100% powder burn, 70% load ratio.I'm thinking both of these powders really shine as subsonic powders. H110 Moreso if you do not need the extra gas to cycle say... carbine or unsupressed. From VV page n120 it can cycle 150 grain - 200 grain subs. I know it can cycle up to 240s. I wouldnt use it as a super powder. To slow and can't fit enough in the case.Mar 10, 2020 · The .300 BLK bullets are 0.30 inch in diameter (7.62 mm) and the .223 Rem (5.56 mm) is 0.224 inch. A whole new world of hunting and target-shooting options open with that difference, a fact sometimes obscured by the cartridge’s subsonic and military roots. Reloading 300 Blackout: Further Loki Testing. The Hornady 208-grain AMax and 9.4 grains of H110 was a tad too fast. The average velocity was 1,069 fps, but the load’s extreme spread of 96 fps put a few rounds above the sound barrier. The average group size measured 2.21 inches, with the smallest at 1.039 inch.Mar 31, 2021 · KFW. Loading some 300 Blackout for the first time in a couple of years and on the Dillon 550. Just now getting around to testing out some bullets and powder that I bought back in 2019. Here’s to the Good Old Days. With the carbine gassed 300 BLK you are really limited as far as subsonic loading, but you should do OK with supers. The 4227 will do fine with the Lee AK 155 grain boolit. With the blackout and supers I just use starting jacketed data, and it usually is pretty close to accurate if I can get it to cycle.It provides full function in modern sporting rifles throughout a range of bullet weights and is perfect for subsonic loads. In addition to being outstanding in the 300 Blackout, it performs well in many smaller capacity cartridges such as the 17 Hornet, 17 Ackley Hornet, 218 Bee, 221 Fireball and many more.Write a review. $47.99. SKU: 4781658. Designed specifically for .300 AAC Blackout cartridges, Hodgdon® CFE BLK Smokeless Reloading Powder pours easily for accurate measurements, and contains a proprietary Copper Fouling Eraser...May 12, 2023 · While Hodgdon H110 is a high-performance powder, it can be difficult to work with due to its high pressure and burn rate. Careful attention must be paid to load development and case preparation to ensure safe and reliable performance. 2. Accurate 1680 Powder for 300 blackout. But the largest and most visibly distinct difference is the bolt face for 7.62x39 and .300 Blackout. Because 300 BLK was designed to use the same bolt as 5.56 NATO, it’s stronger. A lot stronger. 7.62x39 requires a much larger bolt face and this makes for a thin-walled bolt that can and will break easier.PLEASE ORDER SAMPLE BAG BEFORE MAKING A LARGER ORDER. 300 Blackout Tapered Nose Flat Point 215 grain bullet. Hitek Coated using a special formula that produces a superiour coating. Cast using a 92-6-2 commercial alloy that will produce around 16 BHN. These are standard sized at .309 or .310 Other sizes are …CBA Member. SierraHunter posted this 02 February 2017. I've been working with the 300 blackout for a while now. I'm just starting to start working with cast bullets in it, and have been asked by several people to document my load development. My elderly goal is to have a load thay will shot a inch at 100 yards and cost under 10 cents each.Cntrl23. 148 posts · Joined 2018. #17 · Apr 12, 2019. The quietest I’ve shot has been the 220gr Freedom Munitions HUSH 300 blackout. Luckily, they had it at Gander Outdoors last summer for about $45 a box on the shelf during a sale. It’s $59.84 for 50 rounds from Freedom Munitions.Powder brows permanent makeup is a popular cosmetic procedure that helps individuals achieve fuller and more defined eyebrows. If you’re considering getting powder brows or simply ...Weather was 27 deg F - I believe the fps will pick up a bit in the summertime. Chime in if you've got experience on how much the fps will rise due to temps. Weapon - 300 blk 9" barrel with a suppressor. A1680/Hornady 190 gr sub-x. 11.5 gr / 1021 ave fps. 12.0 gr / 1107 ave fps. CFE BLK. 12.0 gr / 1028 ave fps. 12.5 gr / 1052 ave fps.Some of my first 300BLK loads were 175s over red dot powder. Powder is too quick to cycle but very quiet. My subsonic .300 blackout vs friends .308 subsonic. Yes. I run VVN105 with 208Amax, SMK 210 & 220. All run in the 1080fps range with a 7.5" tube. 90% of what you hear is the action cycle.The 7.62x39 has an average BC of 0.27. Some of the heavier subsonic bullets for 300 Blackout have extremely high BC, such as the 208 gr Hornady 300 Blackout ammo (A-Max), at 0.648. However, 300 BLK ammo has a BC around 0.35 in general. Although the two rounds have similar bullet weights (123 vs 125 gr), the 300 BLK is typically loaded …Gun Talk’s Chris Cerino offers a thorough walkthrough and comparison of Hodgdon Powder’s offerings for reloading 300 BLK rounds. If you have any interest in...Similac powder is a popular choice for parents looking to provide their infants with essential nutrients. This formula is carefully designed to mimic the composition of breast milk...The subsonic 300 Blackout loads are often compared to 45 ACP, 10 mm or 9mm subsonic rounds. This showcases the dual purpose of the round. The advantage of 300 Blackout is if the shooter wants an AR-pattern rifle or pistol that is easily suppressed, they can use a common magazine and typically only need to swap an upper receiver..300 Whisper / .300 AAC Blackout / .300 Blackout (Accurate Data) reloading data with 74 loads. Using bullets from Hornady V-Max, Sierra FMJ, Nosler B-Tip, Sierra SPT, Barnes T-TSX, Sierra HPBT MK, Sierra FMJBT, Berger BTTLR, Berger THOTM. Powders include Accurate, Ramshot11 Dec 2022 ... How to Reload 300 AAC Blackout Ammo For Beginners. 26K views · 1 year ago ... Hodgdon Powders For 300 BLK Reloading | Gun Talk Media. Gun Talk ...RCBS Supreme Die Set for .300 AAC Blackout - Superior Performance for Reloaders with a Shell Holder and Chamber Case Length Gauge. $92.79 $ 92. 79. FREE delivery May 23 - 29 . ... Armanov - 300 AAC Blackout – Rifle Powder Funnel for Dillon Powder Measure- for Dillon XL 650. 4.8 out of 5 stars. 108. $29.99 $ 29. 99. FREE delivery May 14 - 16 .Want to produce 300 Blackout rounds with factory-manufactured quality? This guide reviews the best 300 Blackout powders and explains everything you need to consider before buying one.3,470. Location. North Texas. Mar 16, 2022. #6. Not sure about temp sensitivity since the 300 blackout typically uses pistol powder. I use Alliant 300MP in mine and get phenomenal accuracy and velocity from an 8" SBR. I run the 110 Barnes TAC-TX at 2315fps from my 8"'barrel. The below plate was shot at 300 yards.My favorite powder for 300 Blackout is H110. In my heavy barreled 16" 1-8 twist I have found 150 grn bullets to give the best groups. Hitting a dime at 100 yards is barely a challenge. ... The 300 AAC Blackout should fit as well as the key item is the magazine and it uses 223 magazines. The cartridge is a 223 case reshaped but the …How is powdered activated carbon used? Keep reading to learn about powdered activated carbon and how it is used. Advertisement The use of activated carbon is pretty straightforward...AR15/M4/M16 Compatibility. In 2009 the 300 Whisper / 300 ACC became the .300 Blackout (headstamped .300 BLK). This cartridge was much straighter than the 7.62×39, and the same overall length as the 5.56×45 …8 Aug 2020 ... I load both lil gun and H110, and haven't noticed a difference in the two, those are the only two powders I've loaded with so far. I mainly ...Jul 24, 2022 · Best 300 Blackout Powder for Accuracy. W296 is a fast-burning pistol powder that is popular among reloaders of the 300 Blackout cartridge. It is well-suited for use with heavy bullets and subsonic loads and is known for its consistent performance and low recoil. W296 is a versatile powder that can be used in a wide range of bullet weights, but ... Powder coating has become a popular choice for wheel finishes in recent years. If you’re looking for powder coat wheels near you, here are the top 5 reasons why you should choose t...The .300 Blackout (BLK) has been called everything from the 5.56 killer to the black mamba. ... The 30 cal bullet acts as a plug in the smaller diameter barrel and the faster burning powder of the 300 aac will cause catastrophic failure, EVERY TIME. The confusion is understandable, because the diameter of the bullet is considerably bigger.300 AAC Blackout 110 Grain Barnes TAC-TX, 2,350 fps .223 Remington 55 grain, 3,100 fps ... in 125 and 135 grain weights. 125 grain Nosler Ballistic Tips and 125 grain Hornady SST bullets are also a great 300 Blackout solution. In terms of powder choices, you’ll use powders in the faster half of the burn rate spectrum, like H110, Lil …When it comes to powder coating, finding the right company for your project is crucial. Whether you are looking to coat a small part or an entire vehicle, choosing a reliable and e...Barnes Ammunition 300 AAC Blackout 120 Grain Jacketed Hollow Point Flat Base Box of 20. Rated 5.00 out of 5. 2 $ 24.99. In Stock. Add to cart; ... POWDER VALLEY. FAMILY MEMBER. Be The First to Know About. Site-Wide Sales, Back-in-Stock items, New Products and Much More! " *" indicates required fields.8 Aug 2020 ... I load both lil gun and H110, and haven't noticed a difference in the two, those are the only two powders I've loaded with so far. I mainly ...
2 Mar 2016 ... Does anyone has reloading data for 300 Blackout? Would like to use 100 grain and 110 grain bullets for more FPS. Powders used and grains for .... Account number on citibank check
Lyman has an AR only manual, but then it uses Lyman molds. The first part of the manual is a good read. Go to Johnny's Reloading Bench on YouTube for the best 300 Blackout videos. Lyman 50th Edition has data for 160gr #311672 and 180gr #311332 using Rx7, H4198, IMR-3031, H335 and AA2230.There's a narrow band of powders that work well with the .300 Blackout. If you're trying to create supersonic loads with long, 150-grain or heavier bullets, you'll find powder space is...But the largest and most visibly distinct difference is the bolt face for 7.62x39 and .300 Blackout. Because 300 BLK was designed to use the same bolt as 5.56 NATO, it’s stronger. A lot stronger. 7.62x39 requires a much larger bolt face and this makes for a thin-walled bolt that can and will break easier.With the popularity of the 300 AAC Blackout cartridge on a steady rise, more and more reloaders are trying to make the most out of this game-changing round. The 300 BLK became popular for the same reason most other equipment does: versatility. ... The powder also works well for 7.62x39mm and the .17 Hornet. Once we got our hands on … The Bottom Line on 300 Blackout Ammo. The 300 Blackout is a rifle cartridge that’s more powerful than the 5.56 when fired out of a barrel that’s less than 16 inches long. The chief advantage of 300 Blackout is its versatility. You won’t find a cartridge that “does it all” better than the 300 Blackout. 2400 is the only one of those powders that I haven't used on the 300. H110/W296 is becoming my go-to powder for supersonic in the 300 and 1680 for the subs (4227 in a pinch). Guys who have bolt 300blk seem to like LilGun better for some reason. I have some loaded up with Lil Gun just need to test them out.Weather was 27 deg F - I believe the fps will pick up a bit in the summertime. Chime in if you've got experience on how much the fps will rise due to temps. Weapon - 300 blk 9" barrel with a suppressor. A1680/Hornady 190 gr sub-x. 11.5 gr / 1021 ave fps. 12.0 gr / 1107 ave fps. CFE BLK. 12.0 gr / 1028 ave fps. 12.5 gr / 1052 ave fps. The .300 AAC Blackout (designated as the 300 BLK by the SAAMI [1] and 300 AAC Blackout by the C.I.P. [2] ), also known as 7.62×35mm, is an intermediate cartridge developed in the United States by Advanced Armament Corporation (AAC) for use in the M4 carbine. The cartridge yields increased performance in shorter barrels and effective subsonic ... 1 Jun 2016 ... The 300 AAC Blackout (300 BLK) is a popular ... The low case capacity requires the use of powders with a fast burn rate like H110 and IMR 4227.There are so many different powders and bullets for .300 blk. A adjustable gas block can make lighter bullets still function the action. I shoot 147 M80 bullets for cheap plinker subsonics. Jhonnys reloading bench has some great videos of load development for a wide range of bullets and powders.Which powders for 300 Blackout? I'm new to reloading and unsure which powders will suit my needs for .300 Blackout. I would like to experiment with two different loads; 125gr supersonic and 220gr subsonic. I've read that A1680 is the best powder for cycling the subsonic rounds in an AR.The following chart shows the usable interior case volume of all popular rifle cartridges, measured in cubic inches and assuming a standard .013″ brass thickness. By “usable case capacity,” I mean the internal area of the body of the case and shoulder, but none of the neck. This would be the space occupied by powder in the case of a flat ...Apr 13, 2017 · The 300 BLK shoots .308 caliber bullets. 3. Suppressor-Friendly: You can shoot heavier bullets subsonic. The subsonic capabilities of the 300 BLK make it ideal for use with a suppressed AR. 4. Great Barrel Life: With a .30-caliber bore and a modest powder charge, barrel life is outstanding. 5. Ballistically almost identical to 7.62x39 or .300 Whisper, .300 Blackout was designed for military applications. But has also found a lot of use in civilian shooting.Printed from Shooter's Reference on 05/13/2024: https://www.shootersreference.com/reloadingdata/300-aac-blackout/There are a number of different hunting cartridges out there, but one that’s proven is from Barnes. Barnes is a premium ammo, and it comes at a premium price, but the payoff is ethical hunting, and that makes it worth the extra cents. 4. Federal Premium Power-Shok .300 AAC Blackout 150 grain. Runner up for Hunting.1680 is the best powder for AR platforms. If you are running a bolt gun, I would recomend trying N110. The 300 Whisper crowd has been using it in their bolt guns for years. It is very clean and provides great accuracy for my supersoninc 300 BLK loads. Reactions:CcoFirst.It’s no secret that the Ak-47 is the most popular war-fighting rifle in the world and it predominantly shoots a 7.62x39mm bullet. The goal of the 300 BLK was to find a way to fire a larger round inside the M4 platform. Specs. 300 Blackout. 5.56×45mm NATO. Overall Length. 2.26". 2.26". Case Length.The following chart shows the usable interior case volume of all popular rifle cartridges, measured in cubic inches and assuming a standard .013″ brass thickness. By “usable case capacity,” I mean the internal area of the body of the case and shoulder, but none of the neck. This would be the space occupied by powder in the case of a flat ...This ammunition was loaded on the Hornady Lock-N-Load AP 5-station progressive reloading press: For die stations, above we have: Sizing (expander ball ….