Copyright: All Rights Reserved Available Formats Download as PDF, TXT or read online from Scribd Flag for inappropriate content Take your pick. The D&H Tactical magazine on the right shows no such issue with the 180-grain Rainier Ballistics FP, due to having shallower front ribs in the magazine. He is a greedy old has been who would have let this cartridge perish. A handloader using .300 Blackout has less case capacity to experiment with than they would with a full-power rifle cartridge such as .308 Winchester or .30-06 Springfield. The second of the two tools I find indispensible is a good set of calipers. Powder meters great in my Dillon 550, I am 67 years old been using this forever in all my magnum hand guns and desert eagles meter fine in powder measures, Great powder . . My Start load was 16.5 grains and showed no pressure. Find load data for Shooters World Blackout propellant by clicking the button "Loads for this Powder".More about this powder:ShootersWorld: Ballistic results for this propellant show it appropriate for both pistol and rifle cartridges that incorporate a near straight-walled cartridge case. 220 sierras were stable to 150 meters with 1:7 twist. It is the same powder (but from different lots) but relabeled. Some of the other guys may back me up on this, I haven't found any supersonic loads that don't deliver at least one inch groups in the Blackout but the subs are a different story. Reviews can only be submitted while being logged in. Create a free website or blog at WordPress.com. Check out the hodgdon site http://data.hodgdon.com/cartridge_load.asp More posts from r/reloading 74K subscribers SevereNameAnxiety 27 days ago So I met and befriended the guy that runs the local pd range. An innovative way to carry your backup gun. The rifle, as pictured above, includes the following parts fromBrownells: For testing and evaluation purposes, I used 125, 135, 175 and 220 grain Sierra MatchKings (left to right in photo below) over H110 and IMR 4227 powders. The gun doesnt move, there is even less recoil than an AR because you dont have the mass of the bolt carrier reciprocating in the rifle. Accurate 1680 (AA1680) is a well-known double-base propellant with one of the fastest burn rates available. Most quiet but not functional (w/o lighter springing): The case gauge is to be used to check every loaded piece of ammunition. of H-110 as a supersonic loading. As with IMR 4227, Hodgdon obtained the following load data using a 16 barrel with a 1:8 twist rate, Hornady cases trimmed to 1.363, and Remington 7 1/2 Small Rifle Magnum primers. Rather than having a steep shoulder and overbore case, like the 20 Vartarg (a 221 Remington necked down to 20 caliber), it has a relatively straight design that requires fast magnum pistol powders. Pingback: NEW: Sierra Bullets .300 AAC Blackout Reloading Data - AK Arms, Pingback: NEW: Sierra Bullets .300 AAC Blackout Reloading Data | Firearms Life, They should. Advanced Armament Corporation began developing a .30 caliber subsonic cartridge optimized for the M4 platform in 2009. Geez. There are offerings from Sierra with one of the notables being their 220-grain MatchKing. Powders include Winchester, Hodgdon, IMR The 300 Blackouts recoil is not significantly different from the 5.5645, and its price isnt prohibitively higher. Heavier subsonics can use Hodgdon CFE Black, Winchester 296 and Accurate 1680. I fired these in a Remington 700 at ninety yards without the suppressor attached. The best 5 shot group was .334 MOA while the worst was 3.787 MOA! Why not give JD Jones credit for the development of the 300 Whisper, which AAC tweaked into the 300 AAC Blackout by increasing the length of the chamber throat 0.015 and SAAMI-ed it. No over pressure signs were evident in the cases or primers . The standard 5.56 NATO Magpul PMag on the left shows the second round nosed down in the magazine due to binding. I dont recommend deviating from this for safety reasons. A look at 300 Blackout ballistics including velocity, energy and drop data for some of the most popular loads among American shooters. by tallburnedmidget Sat Dec 14, 2013 6:54 pm, Post The part is free, you are just responsible for any applicable taxes and Shipping/Handling. The 1:7 twist worked fairly well with the heavier, 220 SMKs, with groups ranging from 1.082-1.477 MOA. Also note when examining published materials you will find a wide range of loads that are deemed safe. Simply telling me I am wrong won't help. So heavy a bullet conveys a subsonic muzzle velocity and correspondingly softer report. . Subsonic 300 Blackout. June 1, 2016 The Latest In Reloading, Straight To Your Inbox Keep up-to-date on new products, trends and tips from the leader in reloading. I was rather surprised that I received an request to review Win 296 powder. Click "Get Data" to view results. A supersonic 300 Blackout round with a 110 grain bullet has a muzzle velocity approximately 1,000 fps slower than that of a 223 Rem, giving it a significantly faster bullet drop. H110/W296 is a great powder for the 300 AAC Blackout however I have found in both of our uppers that it is not a good powder for subsonic loads. Be the first to share your insights. Available in 1 lb., 4 lb. Subsonic rounds are particularly suited for use with a suppressed carbine. This can lead to poor accuracy from lighter loads. .300 AAC Blackout - Manufacturer Loading Data Shellholder: Hornady #16 Lee #4 Lyman #26 RCBS #10 Pistol Rifle Cowboy Starting Max Source 100 gr HPCE / OTCE (Lapua) 0.308" Powder: N105 (VihtaVuori) Primer: Small Rifle Case: Lapua Trim Length: 1.362" C.O.L. subsonic 300blk. H110 is the spherical powder that screams "no wimps, please!", delivering top velocities with great accuracy in 44 Magnum, 454 Casull, 475 Linebaugh and the 460 and 500 S&W magnums. My TSAR 11.5 upper is flawless so far. : 2,293 2,458 Press. If you folks want really figures use quick loadthis data and noslers data is bogus. There is not much load data for this powder so I had to work up my own. Since you can work with bullets from 110 grain up to 240 grain in both hypersonic and subsonic loads it boasts tremendous, close-range versatility. Instability with 1:8 caused problems with loger cans, bullet maybe wobbling after rifling. More about this powder: Winchester 296 is a ball powder developed for large handgun loads. Oliver Fisher Winchester was an innovative and driven man who saw the future of firearms and built an industrial empire around the lever-action rifle. All content Copyright 1998-2018 Rifleshooter.com, FTC disclosure: some links on this site are monetized, Sig Sauer MCX Virtus PCP Air Rifle Review- Initial Impressions, Project Guns- Gunsmithing articles and posts, check out my 300 AAC Blackout Review from September 2012, 125, 135, 175 and 220 grain Sierra MatchKings, AICS style 223 magazine from Accurate Mag, Modular Driven Technologies (MDT) HS3 Chassis Review: Initial Thoughts, 308 Winchester Load Development: 175-grain Sierra Matchking and Varget, Building a Custom Remington 700 .308 Tactical Rifle, Smith and Wesson K-Frame revolver barrel removal and installation, 308 Winchester load development: Sierra .308 195 gr. Although all Ramshot propellants are made in Belgium at the PB Clermont factory, it is a Hodgdon brand, benefitting from the companys decades of experience in smokeless powder manufacturing. Your email address will not be published. <> All CFE powders are double-base, spherical propellants designed to perform 2 tasks: For example, CFE-223 is optimized for .223 Remington, CFE Pistol is best suited for commonly-used pistol cartridges (9x19mm, .45 ACP) CFE-BLK is designed for .300 Blackout. A few manufacturers offer bolt action rifles chambered in the 300 BLK. I like my custom 300 BLK. It was easy to establish, reliable, repeatable results. The 300 AAC Blackout is a similar concept to previous wildcats, such as the 30-221 and 300 Fireball, as well as the proprietary 300 Whisper, except that 300 BLK was the first to be a SAAMI approved cartridge and any company is free to make firearms or ammunition. 300 AAC BLACKOUT (Subsonic Loads) Barrel: 16" Twist: 1-10" Primer: WIN WSR Bullet Diameter: 0.308" Case: REM Max Case Length: 1.368" Trim Length: 1.358" Accurate 1680 Bullet weight: 230 grains. by lupy123 Sat Dec 14, 2013 8:06 pm, Post Links to published Data added. East Central. Wolf Small Rifle Magnum primers. 3 0 obj VISIT THE RDC BALL POWDER In 1929, the Western Cartridge Company (forerunner of Winchester Ammunition) received U.S. Patent #2,027,114, issued to Western Cartridge as "Manufacture of Smokeless Powders." Factory reloading info from Hodgdon's website as of Spring 2015. The Best Self Defense Ammo Ballistic Testing, The 300 AAC Blackout delivers ballistic performance comparable to 7.6239, yet possesses a base diameter that optimizes functionality in an AR-type platform. Most have reported it will not work for pistol systems either) H110 (subs and supers, however may not function some carbine systems with subs. Well you would be wrong. 2 0 obj Now for preparations for 2018 Bear season Then select your bullet weight, powder manufacturer and powder type. I save Lil' Gun for subs. I have complete faith in my Lord. The load data provided by Accurate Powders suggests a 16 barrel with 1:10 twist rate, Remington cases trimmed to 1.358, and Winchester Small Rifle primers. There are many good reasons to reload for .300 Blackout. Most data I have seen specifies small-rifle magnum primers.At some point, you may want to know how fast your .300 Blackout bullets are actually going. A critical marksmanship skill that is easy to overlook. Scroll right to see energy, drop and coefficient data. Example 220gr subsonic data there for h4198 and reloader 7 two thingsfirst not in anyway subsonicthey are high velocity. and 8 lb. What could be the problem with the load in the 16.5 ? However, the 300 Blackouts heavier bullet compensates for its lesser speed to grant it an effective muzzle energy, and its 0.84 greater diameter enables it to inflict a wider wound channel. The low case capacity requires the use of powders with a fast burn rate like H110 and IMR 4227. To be able to use the full range of Shopware 6, we recommend activating Javascript in your browser. (r.). Please help us to improve and report any suggestions via our contact form. by rjacobs Sat Dec 14, 2013 4:27 pm, Post . Available in 1 lb., 4 lb. Screw JD Jones who sat on his product and refused to share his creation after earning millions. by bangbangping Sat Dec 14, 2013 4:30 pm, Post This cartridge accepts 0.308 bullets, making it a true .30-caliber cartridge for which a wide selection of projectiles ranging from 80 to 250 grains is available. To save a bunch of questions, you may want to add W296 next to H110, with a note that they are the same powder. Yea, that's right. An ideal solution for loading 357 Magnum, 44 Magnum, and even 410-bore shotshell ammunition, its high loading density provides optimal velocity. All this suppressor talk does not apply to 98per cent of the public. Now I use the 296 only for my S&W 460. I'm setting up to start loading 300 Blackout. I have seen a few complaints from people with barrels under 10, but better stability was found when switching to a 1-7 twist rate. Converting an AR-15 to fire 300 Blackout is as simple as swapping its barrel. These guns have had mixed success. or 5.56 NATO chamber. It has since become popular for a wide range of uses including hunting and home defense. In my Palmetto State Armory 7.5 upper the load functions perfectly ! Consult appropriate load manuals prior to developing your own handloads. In many ways, it is the anti-rifle cartridge. The 300 Blackout is frequently available with 200 and 220 grain bullets. I haven't had much luck with Trail Boss in the Blackout for what it's worth. Size -- Quantity Whether you are reloading to save money or to create the perfect load for hunting, self-defense, or suppressed use, there is load data and a suitable propellant for you. This one seems to reign as a favorite, but it isnt cheap. Since I wasnt trying to build a wildcat 300-221, which is what a modified 300 BLK would effectively be, I went with a standard chamber cut by a Manson Reamer. Winchester 296 is a ball powder developed for large handgun loads. AA1680 or similar in burn rate should work well. 9.0, 10.0 grains Hodgdon H-110 powder (See chronograph data below) 2.230 COL (2.260 is max for AR-15) Use load data at your own risk. Although they are more recently developed cartridges, lots of people love lil' gun in 460 Magnum and in the rifle cartridges 300 Blackout and 450 Bushmaster. Selected this powder based on recommendations that it was good for .410 reloading. This may be ongoing and won't necessarily be complete for a while. endobj How do you guys get different data for Win 296 and H110? An Instruction/Load data Sheet for the 300 Blackout die set can be purchased through the link below. Ive seen somewhat large quantities of ammo loaded on a single stage, but it is time-consuming and sometimes involves bribing children to do things like checking it all in a case gauge (be sure to check your states child labor laws). Ive seen published load data with N120 as well. Note: In the target above, the groups labeled 6.5 123 were shot with a 6.5 Creedmoor and are not relevant to this post. With the right projectiles and an adequate rifle platform, such loads are ideal for hunting or self-defense. I have firearms in all three and I know some will disagree but for me, I would never use lil' gun in anything! Whereas the fixed distance competition shooter may be fine with higher magnification and precise .125 MOA adjustments, the military/law enforcement/tactical shooter is []. IMR 4227 is a pistol powder with a medium burn rate, primarily intended for use in Magnum pistol and revolver cartridges. However, it is listed in the 2017 and later printings. Per the powder manufacturers, we are only able to reprint the data they have provided to us. Hodgdon CFE-BLK was designed to provide that level of consistency and performance in the .300 AAC Blackout cartridge, particularly when making subsonic loads. I told him about my load development experience and he asked why I didnt use a 1:14 twist and a reamer with a short throat like he planned on doing. They instead heavily based their new cartridge on SSK Industries 300 Whisper. 12 drop at 150 yd. I use it for my 220gr subsonic 300 blk loads. 1/8 twist. If youre using an AR-15 or another self-loading platform, the powder charge must also be enough to reliably cycle the action, unless you dont mind transforming your AR-15 into a straight-pull bolt-action rifle. It is extremely easy to convert an AR-15 to fire 300 Blackout ammunition, and the rounds ballistic performance is different enough to justify purchasing the barrel necessary to do so. I have some other common pistol powders like lil gun, bullseye, and titegroup but would like to hear what you guys use for the 147 pills. The subsonic will be quieter through a silencer, while the supersonic will obviously carry more energy for tasks such as hunting. Start load: 9.9 grains (ca 975 Fps). IMR4198 approx. : 1.625" Powder: 16.5 gr 17.5 gr Vel. powder coated cast bullet made with NOE bullet mold TL310-225-RN, lead hardness at 24bhn, sized to 0.310". If you arent worried about being on the cutting edge of accuracy, the fast twist needed to stabilize the heavier bullets, means you are spinning the lighter loads way too fast. The 300 BLK is an interesting cartridge for the rifleman. Winchester 296 is a ball powder developed for large handgun loads. . We were even close for a short time. The case dimensions are very similar to .223 Remington and 5.56mm NATO, with virtually identical cartridge overall length (COL) and base diameter, allowing a shooter to load .300 Blackout cartridges in an unmodified AR-15 magazine without loss of capacity. load data. In addition, H110 is "the" choice for 410-bore shotgun, especially among . Digital calipers are typically cheaper than equivalent-quality dial calipers. As far as the other machines, I would stick to what they recommend.One of two tools I find indispensible, not including those for making necessary die and press adjustments is a case gauge. Get free updates when we add new tips, articles and more! A subsonic 300 Blackout round produces comparatively little muzzle flash in addition to a softer report, making it a fine choice for hunting in nighttime and twilight conditions. 0. We do not take backorders and our Tech Services team cannot take orders via email or phone. These guns have had mixed success. Using bullets from Barnes TSX FB, Hornady V-Max, Sierra Hollow Point, Nosler Ballistic Tip, Sierra Spitzer SP, Barnes TSX BT, Sierra MatchKing HPBT, Hornady MonoFlex, Hornady GMX, Speer Grand Slam, Speer Mag-Tip, Sierra Palma HPBT, Hornady SST, Hornady A-Max. You might think I carry a gun because I don't trust God. I know, how about the virtues of a bow or crossbow? 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. Winchester 231 is way too fast to be used for the 300 BO. A .300 Blackout rifle loaded with subsonic ammunition and fitted with a suppressor is truly silenced; the firearms loudest element is the bolt going home with every shot. You all show older data in the 300 using lil gun for a load workup option. 20 gr will drive 55 gr to 62 gr .223 rounds OK. Peruse the Hodgdon Online data files and see for yourself. Hodgdon produced the load data below using a 16 barrel with a 1:8 twist rate, Hornady cases with a trim length of 1.363, and Remington 7 1/2 Small Rifle Magnum primers. Plenty of nice loads available for many components. Early on, the claimed goal was to have ammunition prices on par with the inexpensive .223 Rem. When it comes to recoil energy, assuming you're using an 8 pound rifle, the Blackout hits you less with 4.3 foot-pounds compared to the AK's 6.34 foot-pounds. velocities averaging 1,040fps in most 16" guns using the 194gr ME bullet, Federal small rifle primer, and 2.200" COL: Powders For the 300 blk. While the powder formulas are identical, the chrono testing is likely from different production lots. Keep in mind that the benchrest crowd, the hot-rodders of this sport, feel the best accuracy is on the edge of stabilization. Nosler specifies a Winchester standard rifle primer. Vortex to take over customer service and support for the app. Both loads are with a 225gr. http://data.hodgdon.com/cartridge_load.asp, http://www.accuratepowder.com/wp-conten 16_Web.pdf, http://www.accuratepowder.com/wp-conten 7-2-13.pdf, http://sierrabullets.files.wordpress.co ackout.pdf, http://www.lehighdefense.com/index.php/load-data, http://www.barnesbullets.com/wp-content TAC-TX.pdf, http://www.quarterbore.com/300whisper/subsonic.html, http://www.quarterbore.com/300whisper/supersonic.html. They are only safe in the rifle shown and may not be safe in yours. Oal 2.260 8.7 grains. The velocities cited for the BLK are asthmatic. You may have a great load that is pushing max and loading from an 8lb keg, and a few years later you buy another keg. Subscribe to the free newsletter and do not miss any news or promotions. Supersonic loads with lighter bullets are suitable for hunting and offer ballistics equivalent to .30-30 Winchester or 7.62x39mm. It is a classic reloading powder that should be on the shelves of any handloading enthusiast. http://www.300blktalk.com/forum/viewtopic.php?f=141&t=81553. The 300 Blackouts sleeker bullet has a higher. Shot about 300 this weekend. <> All .300 Blackout rifles can shoot either subsonic or supersonic with no additional changes or accessories, the only difference being in the ammunition. Match Grade. When I purchased my Super Blackhawk, the first powder I chose was WW296. So this is going to be a List of powders that can be used in the 300 blk. Your email address will not be published. Communism only made one thing that works, and capitalism can make it even better. He had groomed his son, William Wirt Winchester as his successor, but the younger Winchester died of tuberculosis in March of the following year before he could assume control of Winchester Repeating Arms. Winchester 296 Ball Powder. 296 speaks for itself. Carbine length gas tube. The 2017 printing is identified by the gold star on the front cover that states "Revised 2017 New Powders over 37,000 loads". Win 296 and H110 are the same, 4227 is not. There was a problem loading the comments. I use a Dillon Precision XL650 and Ive been happy with it.Once you have your press, youre going to need appropriate dies. Share your experiences with other customers. He deserves NOTHING and would tax the IRS if he could do it. Although they share .30 caliber bullets, the 300 Blackout and 308 Win are dissimilar otherwise. There may be rate exceptions but your in for a lot of frustration if you go that route. After testing with a number of projectile weights it seemed a waste of time to try another powder as it was obvious the combination shot better than I could! % I went back and read my notes. There are a handful of solid reloading manuals out there from Speer, Hornady, Sierra, and Barnes, to name a few. stream 300 BLK, Cartridge Selection, Reloading As Im sure you noticed, some powders handle a fairly wide variety of bullet weights. Optimal performance with supersonic loads is generally achieved with 100- to 130-grain projectiles, while good subsonic loads are achievable with 190- to 240-grain bullets. IMR 4227 is suitable for supersonic and subsonic loads. Moderators:gds, bakerjw, renegade, bamachem, Post Hodgdon reports that they are the identical powder under different labels.??? Dillons dies for their machines can be pricey, but the company also generally uses a carbide sizing die. Nosler BT 19 grs. Winchester 296 . Vol. AR-platform rifles optimized to run subsonic 300 Blackout tend to fire supersonic ammo poorly. Load data may show slight variations between 296 and 110, but as I understand it, those differences are from varied batches during testing time with each powder label. 10 Best Handguns for Beginners and Home Defense, The Best Concealed Carry Holsters in 2022, Best Shotgun Mini Shells: Birdshot, Buckshot & Slugs, 8 Best AR-15 Ammo for Self Defense & Range, 5 Best Places to Buy Cheap 50 Cal BMG Ammo Online, 17.4-grain charge Muzzle velocity: 1,885 ft/s Muzzle energy: 1,025 ft-lbf Chamber pressure: 38,700 psi, 19.4-grain charge (compressed) Muzzle velocity: 2,062 ft/s Muzzle energy: 1,227 ft-lbf Chamber pressure: 49,000 psi, 15.6-grain charge Muzzle velocity: 1683 ft/s Muzzle energy: 943 ft-lbf Chamber pressure: 34,500 psi, 17.8-grain charge Muzzle velocity: 1,899 ft/s Muzzle energy: 1,201 ft-lbf Chamber pressure: 48,700 psi, 10.4-grain charge (compressed) Muzzle velocity: 1,056 ft/s Muzzle energy: 470 ft-lbf Chamber pressure: 29,100 psi, 10.1-grain charge Muzzle velocity: 1,044 ft/s Muzzle energy: 532 ft-lbf Chamber pressure: 26,700 psi, 19.0-grain charge Muzzle velocity: 1,866 ft/s Muzzle energy: 967 ft-lbf Chamber pressure: 23,700 psi, 20.0-grain charge (compressed) Muzzle velocity: 1,945 ft/s Muzzle energy: 1,050 ft-lbf Chamber pressure: 26,500 psi, 19.0-grain charge Muzzle velocity: 1,895 ft/s Muzzle energy: 1,077 ft-lbf Chamber pressure: 24,600 psi, 22.5-grain charge (compressed) Muzzle velocity: 2,090 ft/s Muzzle energy: 1,310 ft-lbf Chamber pressure: 37,000 psi, 11.6-grain charge (compressed) Muzzle velocity: 1,041 ft/s Muzzle energy: 501 ft-lbf Chamber pressure: 13,400 psi, 11.3-grain charge (compressed) Muzzle velocity: 1,045 ft/s Muzzle energy: 558 ft-lbf Chamber pressure: 20,000 psi, 19.5-grain charge Muzzle velocity: 1,877 ft/s Muzzle energy: 1,174 ft-lbf, 21.7-grain charge Muzzle velocity: 2,057 ft/s Muzzle energy: 1,410 ft-lbf Chamber pressure: 54,564 psi, 10.9-grain charge Muzzle velocity: 1,089 ft/s Muzzle energy: 553 ft-lbf, 18.4-grain charge Muzzle velocity: 2,191 ft/s Muzzle energy: 1,173 ft-lbf Chamber pressure: 38,900 psi, 21.7-grain charge Muzzle velocity: 2,286 ft/s Muzzle energy: 1,277 ft-lbf Chamber pressure: 48,400 psi, 15.7-grain charge Muzzle velocity: 1,921 ft/s Muzzle energy: 1,024 ft-lbf Chamber pressure: 32,400 psi, 18.5-grain charge (compressed) Muzzle velocity: 2,205 ft/s Muzzle energy: 1,350 ft-lbf Chamber pressure: 52,500 psi, 17.4-grain charge Muzzle velocity: 2,182 ft/s Muzzle energy: 1,163 ft-lbf, 19.3-grain charge Muzzle velocity: 2,362 ft/s Muzzle energy: 1,363 ft-lbf Chamber pressure: 54,472 psi, 17.5-grain charge Muzzle velocity: 2,182 ft/s Muzzle energy: 1,322 ft-lbf, 19.4-grain charge Muzzle velocity: 2,358 ft/s Muzzle energy: 1,544 ft-lbf Chamber pressure: 54,293 psi, Reducing copper fouling in the barrel even after high volumes of fire. <>/Font<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 792 612] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> These are powders that are typically marketed to the magnum pistol crowd, not the rifle folks. <>>> Be sure to store them away from anyone you think may try to use them in place of a crescent wrench. Powders from 60-72 on the Hodgdon burn rate chart SHOULD all work(most have been proven to work) in the AR15 platform. Baton Rouge. They are constantly asking about powders. We continue to prioritize our shipments to our traditional sales channels to maximize powder availability at retailers. Technical Specifications (based on the respective safety standard - see more details in tab "Datasheet" if available) Subscribe to the free newsletter and do not miss any news or promotions. The LGSs by me that carry VV can not get 120. In fact hide all tools you value from such people.At some point in the .300-Blackout reloading process, youre going to need to be able to weigh your powder charges. I'm loading .300 Blackout with 230gr bullets. When we are sold out, we are sold out. 300 Blackout 220 GR SIE HPBT Winchester 296 .308" 2.260" . 6.5 Creedmoor load development: Sierra 130 grain Tipped MatchKing (TMK) with H4350, Varget, Reloder 15 and Reloader 17, First impressions ofthe Modular Driven Technologies (MDT) HS3 Chassis system. Caution is warranted here. Every product is hand selected by our editors. Johnny's Reloading BenchAn idiot and his reloading press My affiliate links and donation . Winchester 296 is also recommended for 410-bore AA loads. Rifle Data Rifle Data Here you will find load data for some of the most recent cartridges on the market, with more being added each week. If you want cheap, youre looking at having to buy remanufactured ammunition, which can sometimes be of questionable quality. The 300 Blackout cartridge is known for providing a wide range of bullet weights and velocities much to the chagrin of bullet drop compensating scope reticle designers. Such loads tend to deliver more consistent performance, resulting in fewer muzzle velocity variations between each shot. A few manufacturers offer bolt action rifles chambered in the 300 BLK. Another advantage of the .300 Blackout cartridge is its dimensions. A crowd favorite for pig hunting, deer hunting and general subsonic fun with silencers, it remains a strong choice for many shooters. Id probably use one if I had one.As far as powder goes, youll need to find something appropriate for the loads youre intending to make. However, that can be problematic, as the shorter length can also make it easy for a loaded .300 Blackout cartridge to be chambered in a .223 Rem. 448 54 Winchester - Legendary Powders RELOADING DATA CENTER ALL THE LOAD DATA YOU'LL EVER NEED ALL IN ONE PLACE! Winchester 296 is also recommended for 410-bore AA loads. Powders that cover most 300 BLK projectiles. VAT (where applicable), shipping costs and possible delivery charges. While subsonic loads are technically possible with W296, you should avoid them because it is too easy to reach dangerous overpressure levels with this powder. W296 is more than similar, it IS H110.