He shot this water-filled aluminum can at 200 yards. 22 LR Muzzle Velocity: 22 long rifle muzzle velocity is the speed with which a bullet leaves the barrel measured in feet per second (FPS). Ive seen claims of 80 grain Bergers at 3500 fps out of 26 barrels, which would be devastating on any varmint. This hard-to-find option in the 5.56 line up will go fast! Besides the almost endless calibers they chamber their rifles in, they also were one of the 1 st companies to begin mass producing rifles chambered in .22 Creedmoor. As the .22 Creedmoor has grown in popularity, so has the number of companies that produce components and rifles designed for, and chambered in, the new caliber. Bryan Joey Fielder I dont trust RL26 anymore because of this. With the help of our other Varminter brother, David H., we developed a load in QuickLoad that I used to create the first loads for accuracy testing. Call our experts: (727) 223-1816 or visit support.mcarbo.com, Our 22LR ammo ballistics chart will give you the bullet ballistic coefficient, muzzle energy, muzzle velocity and bullet drop of 27 different .22LR rimfire cartridges. Redding 3-Die Set (.22 Creedmoor) Another way we provide support is by investing in the equipment necessary to test the products we produce, so we can provide technical information to those who need it. Although we were able to gather pressure and velocity data in our lab, we have not tested these loads for accuracy. 22 LR Bullet Drop Chart: Shows how 22 long rifleCCI Ballistics, 22lr Winchester Ballistics and 22lr Remington Golden Bullet Ballistics compare to one another in the bullet drop comparison at various distances. With that information, the rifles Ive used all had 1:7-inch twists and, with 75-grain Hornady ELD bullets, they all performed like super hybrid long range gunning systems. JavaScript is disabled. Starline 6mm Creedmoor Brass Large Primer, Zeiss Conquest V6 3-18x50mm (30mm tube), .17 Remington AR15 Project with Rockchuck and Thermal Coyote Hunts, The Mossberg 940 Pro Turkey Shotgun Perfect for Coyote Hunting, 2022 New Thermal and Night Vision Products from AGM Global Vision, Lithgow LA-101 Overview and Hunt Report 17HMR Series, Franklin Armory F17-L Review and Hunt Report, The New Steyr Arms Zephyr II Rimfire Rifle, Review of the Winchester 1885 Rifle in 17WSM with Hunt Report, Varminter Magazine Live Stream Q&A Rimfire Ammo 17WSM LF The Future of Varminter, ICOtec Game Callers New for 2023 Including Nightstalker+ and Rascal Bluetooth Game Call. Rifle: This was resolved by modifying the magazine lips by slightly opening them (see image). Your browser does not seem to support JavaScript. Remington Core-Lokt Tipped 6.5 Creedmoor 129 Grain Centerfire Rifle Still, finding .22 Creedmoor load data proved hit and miss with plenty of spooky loads floating around internet chatrooms. That said, we understand the technical audience for whom we are producing this data sheet. While this certainly can be used for PRS and tactical competition, the 22 Creedmoor seems to be ideally suited as a high velocity varmint round something to replace the 22-250. })(); To comment on a post, click Post Title or "Comment" Link. Velocity was pretty good with rl 26 at around 3100, but I'm getting 3000 with 4350 with low es and way more consistent groups. I have made shots out to 487 yards and continue to push it to the ethical limits on extended range varmint hunting. For a better experience, please enable JavaScript in your browser before proceeding. I did try h4350 in a ladder test and it seemed to have promising results. This GunsAmerica photo shows, L to R, 90gr Sierra MK, Hornady 88gr, 80gr, and 75gr .224 caliber bullets. Although the CZ 550 I converted had a detachable box magazine (which are hard to find), I was able to still set the bullet depth at2.095 to the lands, then back-off at 50 thousandths and have them chamber with no issues. Whether the .22 CM will ever go mainstream, I cannot guess, though the Creedmoor name does seem to carry considerable sway. With its 55 grain or lighter bullet and laser-like trajectory, the 22-250 is a varmint round through and through. Accuracy was good but there was no speed with it. Hegstrom skim bedded the recoil-lug area (The stock included a precise aluminum bedding block and didnt require full-blown glass bedding. There is an excellent write-up in the GunsAmerica Digest about the 22 Creedmoor cartridge. KEL-TEC SUB-2000 Grip Frame Options & Magazine Options Explained, KEL-TEC Installation Service for M*CARBO Parts, Trajectory Chart 17 HMR, 17 HM2, 22 LR, 22 WMR. You must log in or register to reply here. Shooters World Long Rifle proved a good match for the .22 Creedmoor. The newest introduction to the lineup is a 90-grain, .22-caliber bullet with an astounding .585 BC and the highest that will reliably stabilize in a 1:7 twist. This hot rod of a .22-caliber barn burner is a tough nut to crack in terms of exactly what is the best barrel twist to use and where shooter requirements stand in the realm of bullet weights and design. We re seeing about a half grain to grain more in 22 CM. 22 Creedmoor with 75s and 80s | Shooters' Forum Starline 6mm Creedmoor Brass Large Primer (necking down is a very simple process and Starline holds up to the resizing very well) When I had the opportunity to hold a 6mm Creedmoor next to a .22-250 Remington, my assumptions proved somewhat overblown. 2023 Grand View Outdoors All Rights Reserved The very first group from this rifle with this random load produced a .50-inch, five-shot, 100-yard group. Increasing that charge to 42 grains resulted in 3,443 fps, but a larger .66-inch group with a slightly lower extreme velocity spread. Big magnums it's my go to powder. I'm hoping it will be a laser out to about 400 if I zero at 200 for hunting purposes when I may not have time to get a positive range. In addition to producing some of the lightest AR10s in the world, F4 Defense is the only company in the gas gun industry that has a SUB-1/2MOA accuracy guarantee. Look at the 22lr ballistics table to compare the muzzle energy at various distances. The Effects of Barrel Length on Your Rifle Join other outdoor enthusiasts who already get great content delivered right to their inbox. Similarly, this increase in velocity could have caused the SD and ES to increase. Is the KEL TEC SUB-2000 California legal. David Hillis, Jr. It may not display this or other websites correctly. Smith selected a very open section of rolling hills to make the first call. The results were interesting to say the least. In addition to the 6.5 and 6mm Creedmoor cartridges, now there's a new Creedmoor on the block, the .22 Creedmoor. Im hopeful A-Tip groups will tighten as the barrel breaks in. Velocity was pretty good with rl 26 at around 3100, but I'm getting 3000 with 4350 with low es and way more consistent groups. The best A-Tip group, a .38-inch one-holer, resulted from 40.5 grains of IMR-4828ssc at 2,926 fps (23-fps extreme velocity spread). It is ready for varmints or predators, dealing with windy conditions or even pursuing pronghorn to deer-sized big game. Shooter's Reference Load Data for .22 Creedmoor The 22 Creedmoor's' standard is a 1-in-7/1-8-inch fast-twist barrel, combined with the increased case volume to push long and heavy .22 bullets at over at 3,450 feet per second. We chose the magnum primers to reflect the typical powders used when handloading the .22 Creedmoor. The following loads were not tested for accuracy or consistent velocity but are just reference points for you to use when working up your own loads. Rauch Precision Suppressor Cover, Mad Dog Weapons Systems / Bruce Finnegan Barrel Install/Work. Hornadys taking a long range shot at outgunning the .22 Swift. Since the .22 Creedmoor is not a typical magnum cartridge, we thought it would be helpful to explain why we chose to use large rifle magnum primers instead of standard large rifle primers. I have personally witnessed the affectionately called, .22 Killmore, take close to 50 rockchucks and numerous other varmints. It will make a great rockchuck and predator combo. I could not argue with his logic. Case capacity very similar to 22-250 AI. 22 Creedmoor shooters - any regrets? | Sniper's Hide Forum Get yours Today! SUB-2000 Glock 19 vs 17. I ran a pile of loads through my 22creed. The F4 Defense website is https://www.f4defense.com. Since its inception in 2007, the 6.5 Creedmoordeveloped by Hornadyhas seen meteoric growth in its popularity. Nos BT or V-Max. 22 McGowan Barrel (5R 1:8 Twist) $500, Optic: PDF Ballistics - Hornady Manufacturing, Inc. This is a distinct step up in performance. The RLs you listed are probably too slow though. _gaq.push(['_setDomainName', '.accurateshooter.com']); This new cartridge is just a step away from a wildcat round. 22 Creedmoor :: Primal Rights, Inc H4350 would be my powder of choice. The advent of the 6mm Creedmoor immediately had folks necking the hornady 6mm down to 22 cal and upon doing so found virtually the perfect case capacity for heavy weight .224 bullets. My stock should be in next week then i'll give them a go and i can let you know. Matt Smith, Photography & Videography: Cache Carlson was on the phone and he was telling me about his next build. 22 LR Muzzle Energy: 22 long rifle muzzle energy is measured in foot pounds to determine the destructive potential of the bullet. Again, these loads are just designed to give shooters information regarding what velocity a bullet and powder charge combination will produce given the SAAMI Maximum Average Pressure (MAP) of 62,000 psi. As a rule the faster the muzzle velocity the shorter the bullets time in flight and there for a flatter trajectory and less drop. Please check out his website at https://www.whiddengunworks.com/. This yields high velocities that provide explosive impacts on small varmints. 1 at 395 and the other around 475.. Now you try comparing the CCI 22 lr ballistics with the Winchester 22 lr ballistics and let me know what you discover. The bullet carries a ballistic coefficient of .444 and stays very active well beyond 1,000 yards. One of the better groups resulting from load testing of the .22 Creedmoor included 44.5 grains of Alliant Reloder 26 and Sierra 77-grain Tipped MatchKings. CZ Model 550 American $550 4 Myths About The 22 Creedmoor Shot Down - HORIZON FIREARMS 22 Creedmoor Versatile Varmint and Tactical Cartridge energy at a recoil velocity of 12 fps. Theoretically, the bullet will encounter less resistance in a slower twist barrel due to the rifling not slowing the bullet down as much, thus putting a faster rate-of-twist on the bullet as it passes through the barrel. The wildcat .22 Creedmoor holds half a grain more water than the .22-250 AI and is loaded to higher pressures. Jake Dempsey New Hunter Experience Also, please try our new extremely accurate loaded ammunition, which is available at https://www.grafs.com/. Along with more than 25 other calibers, Peterson Cartridge now offers casings in 6.5 Creedmoor, 6 Creedmoor, .25 Creedmoor, and .22 Creedmoor. 6.5 Creedmoor Ammo Test Part 3: Live-Fire Muzzle Velocity & Consistency var __dcid = __dcid || []; Hegstrom prepared the blank, producing a 26-inch finished length with muzzle threads to accept a suppressor, included a recoil lug and trued the action and bolt head. The 22 Creedmoor is basically a factory-developed wildcat round by Hornady. Having a slightly heavier bullet, while still keeping the ballistic advantage of a light bullet out to 500 yards, was the real sweet spot for anyone looking at the .22 Nosler, .224 Valkyrie and the .22 Creedmoor. At 3,200 fps, the bullet requires 0.736 seconds in hang time to go 500 yards; moving out to 1,000 yards takes 2.002 seconds. Hunting central South Dakota with my guides and mate Jim Smith and crew, a prime example of a 22 Creedmoor was taken afield after a summer of commutative target shooting indicated that the rifle was a sub-one half MOA shooter clearly capable of reaching out into the next zip code when sending bullets at song dogs that roamed the wide rolling prairies and deep cuts along the river bottoms. The cheetah might have a bit more horsepower depending on who's loading it, but the 22CM is an easy button in comparison. John has really stepped up for the .22 Creedmoor community by producing a great set of reloading dies which work well with our, and others, .22 Creedmoor casings. H1000 was very slow in my long barreled medium capacity cased rifles. Copper Creek also offers load development packs with either Alpha or Hornady brass. After the barrel was broken in a bit (following PROOF Researchs recommended procedure), that very load produced a .28-inch, 5-shot 100-yard group at 3,139 fps. How Fast Does A Barrel Erode? - PrecisionRifleBlog.com Cache Carlson Learn how your comment data is processed. Overall, none gave me the accuracy, velocity and lower pressures I was looking for. In particular, their 77 Gr SMK, 80 Gr SMK, 90 Gr SMK, and 95 Gr SMK are great. Patrick shot this single ragged-hole group with Noslers 85-grain RDF over 40 grains of Alliant Reloder 23 during initial sighting in. You are using an out of date browser. All powders tested shot close to or less than .5 MOA with at least one combination. var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s); Up until now, that has not happened with the .22 Creedmoor. I consider this Trijicon and its exposed-turret system an ideal fit. As built by LRI,Long Rifles, Inc.out of Sturgis, S.D., the rifle is a turn-bolt tack driver set up very much like most upper grade long range rifles we see as custom-built field tools. _gaq.push(['_setAccount', 'UA-6323545-2']); I was shooting at distances that ranged from just under 100 yards, out to 300+ yards, with the average being in the 250 yard mark. Patricks .22 Creedmoor was built by Little Crow Gunworks on a Remington 700 action using a PROOF Research barrel and Stockys AccuBlock EuroMatch adjustable cheekpiece laminated stock. Send your results to help@mcarbo.com! One that comes to mind is at 4:56 in the video. H4350 is my go to powder on all 4 of my creedmoor. Every single kill was the result of devastating destruction that was an instantaneous death, or as close as you could get to one. It is a low-recoil, flat shooting, wind-bucking round [that is] deadly accurate up to 800 yards., When we designed the tooling for the .22 Creedmoor we set out to make casings with improved features, Peterson added. The 22lr muzzle energy is the kinetic energy of the bullet as it leaves the muzzle. @220yotekiller A 22 cheetah is a fringe cartridge in comparison. The Bullet Ballistic Coefficient for CCI Stinger Ammo is .084 compared to the BC of the Remington Golden Bullet of .125. It smashes coyotes, and smashes them hard. The bullet weight of Remington Golden Bullet Ammunition is 36 grains; therefore its bullet weight is .08 ounces. Some hunters make good use of it for deer hunting via pinpoint shot . All at once there was the crack of a fast-moving bullet almost crossing straight down the draw we were covering. It has been reported that when standard lead-core, copper-jacketed bullets are used in the .22 Creedmoor, should the bullets be pushed at too fast a velocity, they might disintegrate in the air before they reach the target. The 6.5 Creedmoor is now one of the most popular cartridges chambered in factory rifles. The muzzle velocity of the CCI Stinger Ammo is 1,640 fps compared to the 1,280 fps of the Remington Golden Bullet 36 gr. At the time of this writing, there isn't a factory rifle in the new hot rod super .22, but hang on as I believe that is just around the corner. Reviewer Jeff Cramblit built a 22 Creedmoor rifle and tested it with a variety of bullet weights. That growth continues as of this writing, as the cartridge has now gone mainstream with hunters and shooters alike. Unlike other rifle manufacturers, F4 Defense has taken the lead on producing small frame AR10 semi-automatic rifles chambered in .22 Creedmoor. While doing my initial testing, I tried various powders, including Varget, IMR 4166 Enduron and H4350. We took the different bullet and powder combinations and loaded them up to the SAAMI Maximum Average Pressure (MAP) for the 6.5 Creedmoor and 6 Creedmoor cartridges, which is 62,000 psi. An extra grain of powder broke 3,000 fps but opening that group to an even inch. To help our customers, and anyone else who shoots .22 Creedmoor, we decided to create this Data Sheet and distribute it. I settled on the load that gave me the 0.50 groups at 3700 feet per second and proceeded to test bullet performance on some local rockchucks. My average shot on coyotes is between 200 and 300 yards and about the same on crows. Why then is the new cartridge not being offered in a factory loaded round yet? New, properly-headstamped brass was ordered from Hornady and was used in all loads. Snipers Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. The only .224-inch bullet with a higher BC is Sierras 95-grain MatchKing with a .600 BC. .22 Creedmoor Velocity: 3277 FPS 5.56 NATO Velocity: 2859 FPS (from 26 barrel) From the manufacturer: Introducing Mead 5.56 X45 77gr BTHP, Match quality ammunition from our friends at MEAD INDUSTRIES! Fireformed Remington .22-250 AI brass holds 50.5 grains of water and a new Hornady .22 CM case 51.0 grains. This is a great thread! Zeiss Conquest V6 3-18x50mm (30mm tube) This time, Eric Mayer met me and brought his video equipment. The .22 Creedmoor (and this rifle especially) is a definite winner. It is ready for varmints or predators, dealing with windy conditions or even pursuing pronghorn to deer-sized big game. Pet Loads and Handloader are registered trademarks of Wolfe Publishing Company. Riley Baxter Firearm/Ammo Reviews Velocity average was 3,272 fps. It's basically a measure of how streamlined the bullet is. 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js'; Lastly, some shooters on the internet forums report using our casings to push bullets to extraordinary velocities without any problem. In fact, I was planning my own build at the time, using a Howa 1500 donor rifle, so I understood the want for this dynamic cartridge, in a bolt-action rifle! You heard that correctly. AZZA Flatlander It carried a special short chamber and, by the direction of Satterlee himself, I was told I could increase my power charge by two grains as the barrel is designed to take some added pressure. Only one of nine A-Tip loads printed groups larger than an inch, with one right at an inch. In doing that, regardless of what bullet and powder one chooses, if you have access to a chronograph and a powder burn rate chart, you will be able to estimate a safe maximum pressure load for your rifle chambered in .22 Creedmoor. Again, every bit of energy from the bullet was released on impact. With a rifle zeroed at 50 yards this 22lr bullet drop chart shows how each cartridge compares at distances of 75 yards, 100 yards, 150 yards and 200 yards. You get 22-250 class velocities with a more modern cartridge design, and high-quality brass. The Creedmoor gets its longrange performance reputation from a combination of 140- to 143-grain, high B.C. While there are variations in the level of bullet performance depending on elevation and other related atmospheric conditions, the bottom line is this new cartridge is in the class of very fast movers down range. Also, both the magnum and standard primers were of the same brand (Federal). Find out more about how this website uses cookies to enhance your browsing experience. 6.5mm Creedmoor - Wikipedia To help our customers, and anyone else who shoots .22 Creedmoor, we decided to create and distribute this data sheet. ELD Match 80269 2790 2564 2349 2144 1950 1764 1262 1066 . The second was for shooting PRS (Precision Rifle Series) style matches on occasion, and the third was for hunting deer-sized game. https://forum.snipershide.com/threads/22-creedmoor.6255624/. Magnum primers increased our velocity, on average, by 25 fps, #2. This is where I'd start. Redding was kind enough to send us a full 3-die set for this reloading project. This new round is getting the attention of predator and varmint hunters, because it tends to send the mail well down range with accuracy that is nothing less than outstanding. Clearwater, Florida 33760, Text: 727-486-3517(applicable for text messaging only), 2021 M*CARBO All Rights Reserved | Terms & Conditions, If you feel that you've received this message in error, please. The gun is going to wear a 24 inch 1-7 twist criterion barrel. We then tested those loads in our universal receiver so we could record a pressure for each load. Improved Military Rifle IMR 7828 SSC. So does having a higher FPS help when it comes to semi auto pistols and rifles? However, we think that the cartridge is better suited for lighter 65-80 grain bullets. Subscribe and Read More That's well over Mach 3! Ramshot Hunter Hornady offers the bullets, cases and dies. 22 Creedmoor vs 220 Swift | Gunhive The R17 gave me everything I was looking for and availability at the time was not an issue. I have not grouped past 1,000 with that rifle yet though. We re seeing about a half grain to grain more in 22 CM. Most of the shots on video are self-explanatory, but some stood-out and deserve a short synapsis. The 22 Creedmoor is quickly establishing itself as the go-to big 22cal. (function(){var cid=document.createElement("script");cid.async=true;cid.src="//seal.digicert.com/seals/cascade/seal.min.js";var s = document.getElementsByTagName("script");var ls = s[(s.length - 1)];ls.parentNode.insertBefore(cid, ls.nextSibling);}()); 5601 116th Ave N Each of the below loads are over pressure. Eld-x & m's shoot good in most but some guns hate them. There, the landscape is wide and rolling with cuts as deep as several hundred feet that divide whole sections of soft, smooth hillsides that quickly turn into deep draws that almost require ropes and repelling techniques when retrieving a kill that has been made toward the bottom. PDF Peterson Cartridge: 22 Creedmoor Load Data RSCAR. Hunting the White River country in central South Dakota presents its own set of problems in terms of locating coyotes that are in gunning range. I didn't have enough room in my case to get what I wanted out of it as far as accuracy and low sd/es. So, it wasnt until the 6mm incarnation appeared that the Creedmoor name entered my orbit. Also mag feeding of the Creedmoor case is far superior to the 22-250ai A 1:7" 22-250 with the 80.5 vld's is a great option too! Daniel Y Referencing QuickLoad data for Bergers 85.5-grain Long Range Hybrid Target bullet (supplied by friends at Capstone Precision), comparing Alliant Reloder 26, Norma MRP and Vihtavuori N560 velocities to what Ive produced in the real world, Ive easily matched projected maximum velocities. Comments on this site are submitted by users and are not endorsed by nor do they reflect the views or opinions of COLE Publishing, Inc. In our opinion, the easiest way to avoid this problem is by not exceeding the established safe velocities we have listed above. Along with more than 25 other calibers, Peterson Cartridge now offers casings in 6.5 Creedmoor, 6 Creedmoor, .25 Creedmoor, and .22 Creedmoor. Thanks! Mike Barton Theyre predictably accurate and the polymer tip initiates ample expansion on prairie dog to rockchuck-sized critters. If you want to see a visual take a look at the 22LR Bullet Trajectory Chart! CZ Model 550 22 Creedmoor Build with Bonus Rockchuck Hunt A full case of h1000 was around 3350 i believe and i think that was around 46grs. You may not reproduce original text or photos without advanced permission in writing. The advent of the 6mm Creedmoor immediately had folks necking the hornady 6mm down to 22 cal and upon doing so found virtually the perfect case capacity for heavy weight .224 bullets. 22 Creedmoor Load Data Since its' inception, in 2007 by Hornady, the 6.5 Creedmoor has seen some pretty meteoric growth in popularity. 22 Creedmoor Daily Bulletin - AccurateShooter.com bare muzzle). He is also a reseller of Barnard Actions, Peterson Cartridge rifle brass, loaded ammunition, and projectiles. If you look at the 22lr ballistics table above you will see how the muzzle velocity of 22lr diminishes at 100 yards and 200 yards. More research brought me to Reloder 17 powder. 22-250 Ballistics - Velocity/Energy/Trajectory Info - The Lodge at Winchester StaBALL 6.5 didnt shine until reaching a 40-grain maximum load, printing .36 inch at 3,244 fps. I don't have my 22 CM yet, but I do have a 6CM and tried rl 26 with the 115's. . One thing we have not yet covered in this data sheet is the difference rifling twist causes, as they relate to pressure. It's all about looking at speed and BC together. 22 LR Muzzle Velocity: 22 long rifle muzzle velocity is the speed with which a bullet leaves the barrel measured in feet per second (FPS). Horizon Firearms is also a retailer of Peterson Cartridge .22 Creedmoor casings, their own brand of .22 Creedmoor loaded ammunition, and Whidden reloading dies for the .22 Creedmoor. This leaves .22-250 Ackley Improved data as a viable starting point. . This takes place not with the Swifts lightweight 55-grain bullets, but heavy weights that run into the 75- and 80-plus grain weights. Founded by Frank Galli in 2000, Snipers Hide has been offering informational videos, podcasts, and other support to its users in one location. I have a Remington VSSF chambered in 220 Swift that I am not impressed with the accuracy with (it's about 3/4) MOA, so not terrible but not real impressive either. The Amazing 22 Creedmoor A Wildcat Worth a Hard Look, Peterson Cartridge Now Produces Loaded Ammunition, Bargain Finder 330: AccurateShooters Deals of the Week, Hornady Introduces Superformance Varmint Ammo, New .204 Ruger, .300 Whisper, & .223 Rem Ammo from Black Hills. Some of the most popular wildcat cartridges are the 6 Creedmoor, .25 Creedmoor, and, now, the .22 Creedmoor. As the trigger breaks, targets explode (observed against prairie dogs under ballistics testing as applied to his article). This is important when you create your own rounds, but even more so with wildcat cartridges, like the .22 Creedmoor. For reference, note that, after we gathered all of our test data, we searched popular internet forums to gather information about loads that shooters were currently using in their .22 Creedmoor rifles. I tried contacting Hornady for starting load data but was told they simply have no data for the 22 Creed. In a matter of a few minutes a pair of coyotes appeared on the ridge line about 1 1/2 miles out and almost directly aligned with our gun barrels. That is pure energy being released into the chuck when the bullet hit (1237 foot pounds of energy). The loads we chose to test were ones that we thought might be over pressure. It is also remarkably accurate. Mine has 1/10 twist and works well with 4451 powder and 55-60 gr. https://www.snipershide.com/shooting/threads/22-creedmoor.6255624/page-4#post-7515373, How to get to max velocity with unknown data, 42g H4350 (avg 3500 fps) *brass showing signs of pressure* (how ever this load is EXTREAMLY accurate for my rifle), 37.5 Reloader 23 (avg 3215 fps) ***tightest group***, 38.5g Shooters World H4350 (avg 3094 fps), 38.5 N555 (avg 3183 fps) ***EXTREAMLY ACCURATE and ZERO pressure signs*** will be cranking this load up and will update on speed/pressure, 41g H4350 (avg 3506 fps) some ejector swipe marks *some signs of pressure* (VERY accurate load for my rifle), 40.5 g H4350 (avg 3564 fps) bullets broke apart before 100 yards, 41g H4350 (avg 3578 fps) bullets broke up before 100 yards. Testing my two rifles here at Ballistics Research & Development I am nothing but impressed. feature By: Patrick Meitin | February, 21. There are 437.5 grains in one ounce. TMKs shoot good in all rifles I've tried. The Amazing 22 Creedmoor: A Wildcat Worth a Hard Look Bergers 90-grain VLD Target bullet shot from my .223 Remington AR-15 with a 1:7 twist has successfully killed everything from Wyoming long-range, windy-day prairie dogs to brush-country Texas hogs. Okay thanks. In fact, all 80-grain ELD Match loads printed less than an inch, only one breaking .75 inch.