This varies depending on your rifle, barrel, load, velocity and bullet. In order to determine the accurate barrel life of a rifle, we can use a barrel life calculator. Want One? Varget, H4350, and H1000 are the most common powders used with the 22 Creedmoor. The now super popular Hornady 6.5 Creedmoor case is no exception to that rule. I think the barrel will give me a good barrel life based on round count but not based on time because I really enjoy shooting it and letting others try it. 22 creedmoor is SUPERIOR to 22-250 AND 220 swift. The original 6XC chambering was designed based off the usage of 22-250 brass which typically has a web diameter in the range of .461-.463. Or even better, compare it to the 220 swift! as the 88gr eldm so Id assume they would stabilize in a 1-8 twist but I havent tried them or the 95gr. Never Dock after all of this three and a half years of what was basically partying at the governments expense..so I left the Navy. Laugh!! Just because you can, doesn't mean you should! Next post: The Kimber K6 Deep Cover The Snubnose for Today, Previous post: Primary Arms MD-25 Red Dot Review, Your email address will not be published. Please keep this thread to actual reloading information, and if you can please post some round count, barrel life numbers are all over the place. With all that being said I dont think the 22 CM will have any problems making clean kills on deer size game out to 400-450 yards with solid shot placement. Now that would be cool. Hmmm, how long ago did Beanland build your rifle? The 22, not-so-obvious to some and obvious to others, stands for the bore diameter of the barrel, more specifically actually a .224 or 5.7mm bullet diameter. Ive been shooting the 6mm Rem our of my old 788 for well over 40 years. If you are gun-savy and have a barrel vise, a Savage barrel nut wrench and the corresponding chambers' Go gauge, you have everything you need to correctly change your Savage barrel. Using Hornady 6 creedmoor necked down at the moment. 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. When I must neck down a cartridge, I typically start with a bushing die and use various bushings to get the desired result. A chronograph for example, mostly only a rare expensive piece of laboratory technology a few decades ago, is now part of almost every precision shooter and reloaders equipment, and a very affordable one at that. Just FYI. . Please keep this thread to actual reloading information, and if you can please post some round count, barrel life numbers are all over the place. We suggest the 75gr Hornady ELD-M as the ideal projectile for this caliber, If you choose to run the 88gr Hornady, 90gr Hornady, Sierra or Berger, or the 95gr Sierra PLEASE note your rifle should have a freebore of .120 or more. This will assist in understanding why groupings may eventually open up, while also allowing for timeous submission of new license applications in certain countries around the world; take South Africa for example, where a barrel may take up to 1-year to license. The action is a standard Savage 12FV in 6.5 Creedmoor purchased at Cabela's during their sale. or 55 gr. It is my feeling that Alpha Munitions OCD 22 Creedmoor is the best presently available. The 22 Creedmoor or 22CM as some call it, was bound to happen at some point as almost every new caliber or cartridge created, gets necked down to a wildcat with a lighter bullet for more speed at some point in time, however the exact person to first do it is still to be confirmed. It shouldnt outdo the 22-250 ai since capacity is nearly identical. I thought my barrel was toast with around 900 rounds but I shot this yesterday at 100. Anyone try the custom whiddens? This against a lot of critique among seasoned shooters and [], There are multiple different case head sizes for the various cartridges. others are using non magnum but its what I have and im getting single ES with them so im not changing it. For mine, the perfect load for the 75gr mentioned in the post, was at 40.6gr Vihtavuori N550. The Creedmoor in 22 Creedmoor denotes the fact that it comes from a 6.5mm Creedmoor which has been necked down to accept a .224 bullet, the Creedmoor in 6.5mm Creedmoor in turn comes from Creedmoor Sports, for whom the 6.5mm Creedmoor cartridge was developed by Hornady and Creedmoor Sports jointly. The old deer hunting go-to 30-30 caliber 150 grn bullet drops below the 800 ft-lb mark at about 225 yards. There are a number of things that a shooter can do to reduce barrel wear. Everyone is in the .45 ACP vs the tiny 9mm for a couple of years..then they ALL switch to the side of the deeper hitting 9mm! Also Im just getting in to Metallic reloading and Thorley enjoy it, thanks for the heads up on making loads a bit lighter to save the barrel. Clean kill yes indeed, but not a pretty sight. This was a super accurate load but rather slow for this cartridge. JavaScript is disabled. Do you think 45gr of R26 would be a good starting point? Federal and CCI offerings are most popular. You could achieve better barrel life going with a slower powder especially with the 80 and heavier bullet weights. Putting an additional 14 grains of powder behind the same bullet and bumping pressure up another 2,000 psi cuts barrel life in half. Buzz, H4350 is kind of a "go-to" powder for the Creed case but I have had really good performance and barrel life out of H4831, H1000 and RE23. Save my name, email, and website in this browser for the next time I comment. I've got a barrel sitting at Beanlands now scheduled for fitting in April and I'm trying to get everything together. Here []. You can use a full length (no bushing) sizing die to go from 6mm all the way to 22cal in one step, so long as the die is of good quality. Preferably with h1000? 22 Creedmoor Bartlein Barrel Build a 22 Creedmoor Bartlein to fit your needs! Snipers Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. The Creedmoor has a maximum SAAMI pressure of 62,000 psi and the PRC has a max pressure of 65,000 psi. I never thought I needed another 6mm or 6.5mm cartridge. He is passionate about shooting sports and the outdoors. bullets and fast twist rifling, usually 1:8 or even 1:7.5. The good news is thatHornady, Peterson, Gunwerks, Atlas Development Group (ADG) and Alpha Munitions are all selling factory brass now, so no more necking down the 6 CM for me. When you hit a deer you could hear a loud Thwapp! We had unlimited access, unlimited use, unlimited quantity of ammunition, fired rounds at night, morning, afternoon, black sky, full moon, rain, fog, cold, hot>>> yada yada yada..we had an awful lot of fun just chewing up ammunition and testing all that we could. 25 caliber: 0.257 ". Made to order we strive for a 2-3 week turn time when blanks are on hand (please email/call for current availability), we get Bartlein blanks weekly so lead times do vary. IN something like this with such a short barrel life.I am of the opinion that once I find a load that works, I stick with it. Compared to my rifle chambered in .308 Winchester which also has a 20" barrel, the 6 CM needs 30% less elevation out to 1,000 yards and is 25% better in the wind. These general guidelines apply more to the older traditional calibers when speeds were much lower, and with modern cartridge advances, the velocities achieved by modern smaller calibers make up for the energy lost in mass of the bullet, and the modern twist rates allows low drag bullets to carry those velocities and energy further down range. Accurate barrel life can defined as the point where precision will start to decline. Jeffs current endeavors cover a broad spectrum and he can be found anywhere from local matches helping and encouraging new shooters as they develop their own love of the sport, to the dove field with his friends, a charity sporting clays shoot, backpack hunting public land in Montana, or the winners podium of a major championship. The first of these wildcats to make it to the big league was the 6mm Creedmoor; now a SAAMI approved cartridge with rifles offered by many manufacturers. Barrels . Bullets being an entirely application-driven choice makes it difficult to suggest one, but if you're looking for top choices for the 22 Creedmoor they would easily be the heavier of the class such as 75gr hornady, 80gr SMK, or 80gr Berger. It's definitely a fun little barrel burner, but I think the brass is the biggest downfall for me. Heres my issue or more correctly, just a question. The area of the chamber just forward of the web on the original [], The 6mm BRX vs 6mm BR The 6mm BRX uses 6mm BR brass as the base brass. It's a cool cartridge for sure. UPS has officially stopped shipping guns? Life Jackets . Ive heard of guys blowing up 90 and 95 smks with 6.5 twist barrels. Thankfully though, there are many companies now including Hornady, Peterson, Alpha Munitions and a few more, making 22 Creedmoor brass cases. What is my Rifles [Accurate] Barrel Life Expectancy? The reason for this is to generate the highest muzzle velocities, and lowest Standard Deviation of velocity. The only thing needed is a fast twist barrel to stabilize the long, high BC bullets; 1 x 7 7.5 twist. It may not display this or other websites correctly. .22-250. Thank you!! For the third purpose, hunting deer sized game the 22 CM will certainly shoot far enough flat enough to get accurate hits. 6mm Creedmoor Barrel Life. The one company is doing a buy one, get 50% off that barrel for the next barrel, so I figured I would build the first one expensive. I think so, the 22 Creedmoor is a great shooting cartridge and the Meredith rifle shoots amazing. Alpha munitions should have some 22 Creedmoor brass available in February. Our Small Frame .22 Creedmoor is a bit lighter than our F4-15 EBR chambered in .224 Valkyrie. Some specifically concentrate on varmint hunting, or coyote hunting, while others concentrate on high volume deer hunting or major game like elk and moose. The TSXs in my experience have been overperformers, big time. They could be into competition shooting and need a cartridge that will give them a competitive advantage. Starting with a .260" bushing on the first pass and finishing with a .250" will often work quite well. Life Extenders My Rifle isnt Shooting Right: What to do? When I add to my collection very little leaves on the other side. Mark I shoot a 22-6mm rem which is a touch faster but very similar in performance. All harvests have been one shot kills. JavaScript is disabled. Then along comes the new Creedmore offerings and the shooting world makes me feel like time has passed me by. All with R26. Rifle Specs * Want a Rifle Like this one? For instance, 22 LR's can go much further than 5-10K, while 223 types can burn out in less than 1K. Home What is my Rifles [Accurate] Barrel Life Expectancy? 3450-3475fps would seem to be a really excellent place to operate with an 80gr weight class bullet. Related Tags: I have to say, the best part about shooting the Meredith 22 CM is that its just fun to shoot. Regardless of who the actual pioneer was, the caliber was created, and with it, possibly the all-time best 22 caliber rifle cartridge ever. If you've neck turned, it will be closer to .252". Your email address will not be published. We have found some 22 Creedmoor shooters pucking the bullet speeds in excess of 3400 fps to get around 1200 to 1400 shots out of their barrels, and some have been able to extend that with proper barrel care life letting the barrel cool between firing strings, and hBN coating their bullets. The performance of the 22 CM with 75 80 grain bullets makes it an outstanding varmint cartridge. This is known as a barrel log. This item can be shipped to United States. I'm going to try out 22x47L once this barrel is toast. After hundreds of comments, phone calls, and mess. I also shot an impala with a headshot, it took almost half the head off. Part of the beauty of the 22 CM is that it shoots standard .224 caliber bullets that are available almost everywhere for the hand loaders and cost less than larger caliber bullets. We use this jacketing method rather than wrapping the barrel in carbon fiber because this method of . As a sponsored shooter, Jeff has represented notable industry names such as: Benelli, 5.11 Tactical, Bushnell, Blackhawk, DoubleStar, and Hornady. Poor cleaning practices can reduce the life of a barrel by damaging rifling. Its a great quality barrel, but the only profile available at the time was far heavier than I would have liked, so in order to keep the overall weight of the gun down I had the gunsmith make it shorter, giving up some velocity to gain mobility afield. I love that gun..I have NEVER shot it..but I love it anyway! Note: the following data does not necessarily demonstrate the most accurate load (or node), but rather demonstrates how barrel wear can be reduced by altering the propellant load. He has followed that passion for over 30 years, hunting and competing in practical pistol, 3gun, precision rifle and sporting clays matches. You are using an out of date browser. I truly dont believe a senseable person would use ANY .22 caliber rifle for deer hunting. I think you'll be very happy going that route. If I was going to build another one it would be on a 1-7 twist barrel just to try the 95gr smk. However, after running basic ballistic numbers on the 22 CM it looked very interesting. Now we have Alpha Munitions producing factory 22 Creedmoor brass, and the stage is set for a complete takeover of the big 22cal scene. This rifle is an absolute nightmare on Coyotes, Feral Hogs, Prairie Dogs, and Whitetail Deer. Everyone has a different take on what they consider acceptable accuracy which will increase or decrease the numbers. The Kimber K6 Deep Cover The Snubnose for Today. All of these Creedmoor cartridges are truly great long-range rounds when compared to the old military/police standard 308. The 22 CM has been making waves in the predator hunting circles since before 2014 and gaining popularity since. But at the end of the day, a rifle is made to be enjoyed, so dont hold back on shooting your rifle over concerns of losing accuracy, but rather enjoy the rifle and monitor barrel life so that you can prepare for a replacement when one is due. Thanks for the half baked artical. Depending on size of the game hunted, but generally you will often hear most industry authorities recommending 6mm, 243 Win, 270 Win for any smaller CXP2 type antelope, and 30-06 Spingfield or larger for CXP3 medium to large game. Because of the velocities achieved by the 22 Creedmoor out of most barrel lengths, many varmint shooter favor a 22 Creedmoor short barrel rifle for ease of handling but still offering varmint velocities. This item is in the category "Sporting Goods\Hunting\Gun Parts\Rifle". The only real issue that remains on the 22 CM rifle is just how long the barrel is going to last. The area of the chamber just forward of the web on the original [] In front of me was a dry wash I could see deer enter it on one end and pop out about 100 yards in front of me. Shop; Reference Material; Ask A Question; Join Facebook Group; Shop; Reference Material; Ask A Question; Join Facebook Group Anyone have load data for 22 creedmoor 50 gr. I've done extensive testing with several of the latest batches of headstamped 22 Creedmoor brass. Back in the day, my first ever rifle was a Remington 700 in 6mm. The Creedmoor gets its longrange performance reputation from a combination of 140- to 143-grain, high B.C. Erosion from bullet friction alone is minimal as suggested by the longer barrel life of "mild" cartridges like 30-30 Winchester, 22 Hornet, and especially 22 rimfire. Here is a brief summary of the cartridge. Using 1000 yards as a distance benchmark, the 6mm CM drops 8.1 mils, and the 6.5 CM with the Hornady 147 ELD-M drops 8.7 mils. Yes deer are half the size of a man and do not have body armor but even the mostly ignorant DOD civilians are letting the military look at larger calibers than .22 because of lack of long range effectiveness. There have been many new cartridge designs, that came, and just died again silently, the 22 Creedmoor however seems to be here to stay, and has only just started gaining momentum. Estimated at roughly 1% the cost of a modern rifle setup The Ultimate Guide To Rifle Marksmanship will be one of the best purchases you could ever make as a rifle owner! I'm rough on my barrels but since I can rechamber myself I don't worry too much. There are not yet 22 Creedmoor SAAMI specifications, however with the popularity of the cartridge and how its use has become widespread, we should soon see SAAMI release drawings a specifications for it. Possibly GA Precision could prove to be the oldest if they can provide documented evidence of their 22 Creedmoor reamer, or rifle being made before then as SnipersHide user KYS claims, but we are merely going on evidence found through search so far. Big bore vs small bore, back and forth FOREVER. While on numerous TADS (Temp Assigned Duty) over a three and a half year period on San Clemente Island (next island out in the Pacific from Catalina Island off of Calif.)..we Airedales had fun experimenting with combat weapons of various types and calibers. Easily adapted components, brass, and dies. No matter the reason why they are developed, but whether or not new cartridges stay and become accepted in the shooting community, depends on the shooters, and if they are requested from rifle builders and manufacturers, and used in competitions or in the field. On High Power ranges there are few obstructions to affect downrange wind conditions making it easier to manage . For me, the Varget/69TMK was almost an accident, but its showing good numbers, and superb accuracy. . hornady spire point. Getting to 22CM from 6CM is a straight forward pass through a FL die. Great idea. Accuracy was still good enough that I shot the only perfect score with it. The bullet diameter is .224, the same as any other .22 centerfire cartridge like the 223 Rem., 22-250 Rem., 224 Weatherby Magnum, 223 WSSM and 220 Swift. This is a distinct step up in performance. So check out the details and run the numbers yourself and consider one for your next rifle build. And barrels cost less than new truck tires! A benchrest shooter will consider a barrel shot-out long before a hunter will. What is maximum effective range of a 6.5 creedmoor? Mason? It will not be long and 22CM dies will be in stock at the usual sources. I can not speak to the virtures of Alpha brass, but I haven't heard any complaints about their other offerings. Your email address will not be published. If you want just 1 rifle the 243 has the ability to be a MPBR/old school varmiter right slong with the 22/250, but a much better Deer?antelope rifle. The tough northern coyotes we hunt have a reputation for taking some vicious hits and then just getting back up to run off. The same with rifles. Due to supply and demand, some barrels may take longer than others to receive. Out of stock. The oldest mention and claim of a rifle chambered in 22 Creedmoor, is a comment made on 24 October 2013 on a SnipersHide post where user KYS claims to have suggested a 223 bullet faster with more reliable feeding and George Gardner of GA Precision and Josh Lapin of Copper Creek Ammo joked about the 22 Creedmoor, and this comment was in response to the post highlighting the image on GA Precisions Facebook page showing a 22 Creedmoor earlier the same day. These five variables are as follows: Throat erosion is often the main determining factor of a rifle barrels life. The Hornady 250 grn FTX worked well on a large Black Wildebeest at 296 yards, the first shot took it down, the second ensured it never got back to its feet. Similarly, there are no big-name ammunition companies loading for the 22 CM, but there are several smaller companies offering ammunition so you dont have to reload at all. Anyone else running 90 berger or 95 sierra? Seriously doubt any significant difference. Reduced recoil compared to 6.5 Creedmoor. I have all the necessary dies and a good sample of bullets to try it out with. The gamut ran from .22 to 20 MM. One concern that might need to be considered with a cartridge such as the .22 Creedmoor is that barrel life probably won't be all that great. Our 22 Creedmoor is loaded to fit in rifles running the standard .081 freebore or longer. Our hair was long, wed wear cut off Navy dungarees, (jeans), Navy chambray shirts with the sleeves removedwe would shoot enormous amounts of ammunition, we basically looked like 180 degree out of phase squids>>>(sailors). Choke Tubes, Stocks and Parts . The original 6XC chambering was designed based off the usage of 22-250 brass which typically has a web diameter in the range of .461-.463. We were all enlistedour CO/Officer in charge was an Ensign straight out of the Naval Academyand he was in agreement with all of his men (us)that this was cake duty and that God is the benevolent supreme being by stationing us there temporarily on TAD. The throat is the part of the barrel where the bullet exits the cartridge and begins the rifling process, or in simpler terms, where the rifling begins. This would make him the first documented person to suggest a 22 Creedmoor cartridge on record. Is Cheap Thermal Worth It? Those of you using bushings will typically want to take two steps to neck down. This one has my attention. Personally for most other field competition shooting for distances below 1000 yards, we recommend the 22 Creedmoor above almost all other cartridges. The item "Thompson Center Encore SS PH 3007599 6.5 Creedmoor Barrel-NEW" is in sale since Saturday, June 26, 2021. What the 22 Creedmoor has succeeded in doing though, is dethrone the venerable 22-250 as the king of varmint and coyote calibers, offering more speed, and the ability to shoot heavier and longer bullets with better ballistic coefficients. This helps us keep this site going, and does not affect the price you would pay usually in any way whatsoever. This is not true, but rather it is a calculation used to estimate the point at which accuracy will noticeably decline, which may be a steady and slow yet progressive declination if precautionary measures are taken. With the exponential advancement in technology and growth of information it is only natural the shooting industry is using this information and technology to unlock more cartridge and bullet performance. Make no mistake, as precision rifles are becoming so common that shooters and custom rifle builders have had to turn to customizing calibers and cartridges for more performance, so too has the consumer marketing side of ammunition manufacturers also started creating more calibers and cartridges to further fuel the yearly upgrade and new purchase trend of rifles similar to other tech and cellphone industries. Many readers misinterpret our article on barrel life; assuming that were estimating the exact number of rounds until a shot-out barrel. This so far is the oldest actual documented mention of it, but with the image of the cartridge loaded and shot on range from McWorter Custom Rifles showing them as the oldest actual documented builder of a rifle able to shoot it. Id tell them that my Dad was a Senator on a military senate sub-committeetheyd believe me. I HAVE shot the bbls out a a few older models, which is WHY I went to the 22-250. Taking a quick look at how the 22 CM compares to some other cartridges will shine a light on its potential. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Well, contrary to some of the chat here, when I read a review like this, even though comparing various cartridges is common, I think of the new stuff as in addition to my current collection versus instead of. Kinda like my wife does with shoes. I've been waiting for it to be in stock, I have some of their 6 Creedmoor brass and it's good stuff. In reality, I think that number is way over whats needed with good shot placement. Maps & Charts . The energy of the 250 grain 45 caliber bullet at that distance was only 630 ft-lbs. $65.75. Nothing changes..heavy vs super light! Buy and Sell on GunsAmerica! Well, the good news is the 22 CM seems to have all the energy needed for the task. You are using an out of date browser. Sad. $269 after rebate is a no-brainer price for a donor action. Handloading, It has wide forgiving sweetspots, which makes it inherently accurate even for the most novice reloaders, and the velocity combined with the ballistic coefficients of the .224 bullets in 75, 80, 88 and 90gr are so good, that wind does not bother it as much as even larger calibers. Huntingdon, TN 38344. I'm starting to collect parts for a 22 Creedmoor build. energy at a recoil velocity of 12 fps. At 7000 grains per pound and my "normal load" being 42.2 grains. It sounds to me like your pissing on the .308, something MANY snipers would disagree with as well. Try the 22-250 Lapua brass. 0.077" is a relatively small distance. I have been shooting 22 Creedmoor since 2014 and have pressed it into service as my primary coyote hunting cartridge. Even "shot-out" barrels in an infamous barrel burner like the 220 Swift are usually in excellent condition at the cooler muzzle end. Fill out the form below and we will be in contact with you to get your custom build started. The only thing I wish I had done is to get a brake put on it. Bullet diameter.224, Shoulder angle30 degrees, Rim diameter.468, Case length1.92 inches, Primer typeLarge and small. Im running the heavier bullets, typically 88 or 95 grains. This may continue until eventually the rifling is not longer able to stabilise the bullet, and you will notice sideways impacts of the bullet on targets at all distances, even those placed not far from the muzzle. I bought some Peterson 6 Creed brass ( seems to be very good brass) and have been trying to use RL26 with CCI 400 AND 450 primers and it's been very unfulfilling with wild velocity swings. Here's the relative bullet diameters for these three Creedmoors: 6mm: 0.243. Thorley enjoyed reading your article on Barrel Life. It seems like a futile venture to me personally. This makes an outstanding round with only 7.1 mils drop at 1000 yards, and 1.7 mils of wind drift for a 10-mph wind at that distance. Muzzle Energy: 3975ft-lbs Effective Range at Sea-Level Pressure: 1440 meters Accurate Barrel Life: 1003 Rounds Load #2 Bullet: Hornady 195gr ELD Match Propellant Load: 75.5gr of Vihtavuori N165 Muzzle Velocity: 2932fps Muzzle Energy: 3738ft-lbs Effective Range at Sea-Level Pressure: 1390 meters Accurate Barrel Life: 1895 Rounds Load #3 Interest is then sparked. Leaning toward the more conservative number of 1300 ft-lbs, the same 22 CM bullets combinations are good out to 300- 400 yards. Even when using the venerable mainstay 52gr SMK at 4100fps from the 22-243, it was not uncommon to have squarely hit coyotes get knocked down and then run off to die 150yds later. This is my favorite rifle, too. I worked up a load with 22-250 brass that had been fired in the 22 Creed with 39 grains of R26 and a 77 TMK. On unknown distance targets, that flatter trajectory would result in more hits. You must log in or register to reply here. Add to Wish List Add to Compare. Barrel Length: 22" Overall Length: 42.75" Rate of Twist: 1:8" Length of Pull: 13.75" Drilled & Tapped: Yes Magazine Style: Hinged Floor Plate Magazine Capacity: 5 Barrel Material: Polished Blued Steel Checkering: 20 LPI Wood Type: Maple Walnut Ive used the same round on whitetail deer and inside of 100 yards it takes them off their feet and they never know what hit them. Look at the 22 creed as an ackley'd 22-250, you can actually fire form brass if needed. Save my name, email, and website in this browser for the next time I comment. You are quite wrong about using 22s for medium sized game. Craddock Precision So I was reading this article that says barrel life on a 6.5 Creedmoor is about 2500 rounds. Im not saying the 22 CM is anywhere close to becoming a big factory rifle/cartridge offering any time soon; but it is gaining industry support, with brass, dies, ammunition on the market. Why would I switch. I have killed a couple with that round as well..but it took a lot longer to do so. The general "rule" about barrel life concerns bullet diameter versus the cartridge's shoulder diameter ratio. First you have to define "barrel life" and then you have to consider the number one enemy to the barrel, heat and pressure. As a 450 yard deer cartridge. Your favorite large rifle or small rifle magnum primer. The net result is the 6mm BRX []. The 22 Creedmoor ballistics, beating out those of the .22-250 and many other fast .224 caliber cartridges, are what is drawing more people towards this cartridge lately. After the initial hype of the 6.5mm Creedmoor cartridge, it seems to have kept growing commercially in popularity, with 6.5 Creedmoor chambered factory rifles available from most of the large manufacturers and loaded ammo in this caliber readily available on most shelves in the US. Gotta love the experts who denounce new cartridges as useless just because they own something similar. In our research though, it seems to have been made first either by George Gardner of GA Precision or by Tim McWhorter of McWhorter Custom Rifles. For a better experience, please enable JavaScript in your browser before proceeding. The 22-250AI was always an option, but many folks weren't accepting of fire forming. CLICK HERE to read full GunsAmerica 22 Creedmoor test report. A MAGPUL magazine well kit was added. The first was for the coyotes and varmints previously mentioned. Your observation sounds spot on. Proudly powered by. Coated bullet benefits are hotly debated, so research this one thoroughly and proceed with caution if you decide to do so.