How To Treat Bed Sores On Buttocks At Home, What Size Versace Belt Should I Get, Second Chance Housing California, 1969 D Dime Value, Articles OTHER

Compounding the problem though is the fact its so fun to shoot, and that its 22 caliber makes it much cheaper to shoot than my larger calibers as well. The answer also relies heavily on your goals; a benchrest shooter will consider a barrel shot-out long before a hunter will. 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. How ever those were heavy barrels on the rifles, I mainly now have sporter barrels on all I have with the exception of the Ruger American Predators, I have Three, there barrels are a bit heavier then the sports as Im sure you all ready know. 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. So how much bullet energy is needed for medium sized game? 2,959. Required fields are marked *. 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. Our Small Frame .22 Creedmoor is a bit lighter than our F4-15 EBR chambered in .224 Valkyrie. I have to say, the best part about shooting the Meredith 22 CM is that its just fun to shoot. The oldest actual talk or mention of a 22 Creedmoor caliber or cartridge being a comment suggestion made by Chad Dixon from Long Rifles Inc. on another SnipersHide post on 19 September 2012, in response to another user wondering about shooting 90gr bullets from a 220 swift. Mark I shoot a 22-6mm rem which is a touch faster but very similar in performance. Varget, H4350, and H1000 are the most common powders used with the 22 Creedmoor. It really doesnt out do my 22-250AI, its probably going to be used for something else. 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. 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. It was great fun and freedomand lasted until my enlistment was up. 6.5 Creedmoor Barrel XL Rifle Gas w/GB & Tube Fits AR-10 Silver and other name brand Firearm Components Sports & Outdoors at The Exchange. #3123699 - 01/17/18 12:34 PM Re: 22 Creedmoor [Re: thoms715] CZ527 Die Hard Member III Registered: 12/25/14 Posts . 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. Extremely stable and very accurate across a great many firings. It sounds to me like your pissing on the .308, something MANY snipers would disagree with as well. Cooper Creek, Gunwerks, and Spark Munitions have a variety of offerings depending on what purpose you have for the gun. but 22% less than a .270 Winchester. 22 Creedmoor is also often mispelled as 22 Creedmoore or Creedmore, it is also often called the 22 6.5 Creedmoor denoting the main 6.5 Creedmoor cartridge that it was developed from. The .22-243AI, middlestead, and 22-6 were speed demons to be sure, but there were always crippled due to mag length restrictions or fire forming considerations. So what is accurate barrel life, and how do we determine a barrels life expectancy? Good news Petersons 22 Creedmoor brass is very good so you dont even have to neck down brass. 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. For this project, my sacrifice was in the barrel. Many readers misinterpret our article on barrel life; assuming that were estimating the exact number of rounds until a shot-out barrel. Founded by Frank Galli in 2000, Snipers Hide has been offering informational videos, podcasts, and other support to its users in one location. All of these Creedmoor cartridges are truly great long-range rounds when compared to the old military/police standard 308. 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. Several years later and the 22 Creedmoor has completely established itself among my 22 cal firearms. 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. Mine is throated long, twisted fast and loaded hot but I'm able to sling 95gr SMKs at 3200fps from a 22 inch tube with H4350. Federal and CCI offerings are most popular. . The 22 Creedmoor can comfortably take down most CXP3 size animals with well placed shots in the head or heart, if the bullets are expanding type bullets in 75 grain or larger size, however, for general recommendations, we would keep to CXP2 animals up to the 300 pound class, and you will be withing safe limits. 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. Reviewer Jeff Cramblit built a 22 Creedmoor rifle and tested it with a variety of bullet weights. The 22 Creedmoor finds itself in the perfect configuration for functionality with heavy bullets within short action magazine system limitations. Bullets 1-8 twist. The consensus on the optimal barrel length for 6.5 Creedmoor is 24" and 26", if the objective is long range Precision Rifle Shooting (PRS). It makes for an excellent test platform when chambered in 6mm Creedmoor. Happy hunting. Look at the 22 creed as an ackley'd 22-250, you can actually fire form brass if needed. I can tell you for an absolute fact that the 90 gr berger vld at 3400 fps is a death ray for white tails. Please double check the 500 yd energy of the 308 168 SMK. My memories of my military time make me smile.. 168 SMKs dont have only 410 ft-lbs of muzzle energy at 500 yards. I tried 50gr vmaxs out of a 1-7 twist barrel and not one bullet ever made it to the 100yd target, one of them poofed just past the barrel, definitely take your can off when testing with these hot rods and light pills. 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. It may not display this or other websites correctly. A 22 Creedmoor for deer will work as well as any 6mm or 6.5mm caliber, and sometimes even beter out at longer distances. 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. The gamut ran from .22 to 20 MM. Now we have Alpha Munitions producing factory 22 Creedmoor brass, and the stage is set for a complete takeover of the big 22cal scene. I have been shooting 22 Creedmoor since 2014 and have pressed it into service as my primary coyote hunting cartridge. But that's not the main selling point. All harvests have been one shot kills. Seriously doubt any significant difference. Feature Articles, But the popularity of this round, although not gaining momentum as fast as the 6.5mm Creedmoor, or the new 224 Valkyrie has (admittedly because it is not marketed as much by manufacturers because it means normal current Creedmoor rifles can easily be converted to 22 Creedmoor), is starting to gather speed. At 4400, it was toast. You've earned the right to shop tax free and enjoy FREE shipping! A longer barrel generally costs more. I have some R26 and R23 that I want to try. Please email or call us if you would like an estimated time of arrival.After turning down the barrel, we jacket a 416R Stainless steel match barrel in a roll-wrapped carbon fiber sleeve and load it under tension. You can also neck 6mm Creedmoor down to 22cal easy enough. But I digress. A benchrest shooter will consider a barrel shot-out long before a hunter will. Leaning toward the more conservative number of 1300 ft-lbs, the same 22 CM bullets combinations are good out to 300- 400 yards. Just FYI. 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. 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 have also been shooting a .260 Rem out of a M700 for almost as long. I loaded up 200 rounds with fireformed 22-250 Lapua brass and 45.5 grains of R26. Want to become an expert on reloading, or just gain the knowledge needed to get started, here is a list of the best reloading books available. Heres my issue or more correctly, just a question. Yet the 22-243 had obstacles of its own, with it often having somewhat narrow and finicky accuracy nodes. Buy and Sell on GunsAmerica! The 22-250 AI would make more sense to me. Getting quality headstamped brass with no fire forming is what sets the 22 creedmoor apart from the 250ai. The 6 creedmoor forester ultra micrometer seating die should work for seating bullets in 22-250 Lapua brass to fire form into 22 creedmoor? About the author: This rifle is an absolute nightmare on Coyotes, Feral Hogs, Prairie Dogs, and Whitetail Deer. Buzz, Use at your own risk! With super light recoil, and speeds exceeding that of a hot 22-250 by 150-200fps, the 22 Creedmoor takes down coyotes at any distance, fast. Just letting you know it was first created by Horizon Firearms out of Texas February of 2014. There certainly was room for a "better mousetrap" and the 22 Creedmoor does an exceptional job of filling that void. There has even been confirmed coyote kills out to over 1000 yards with with the 75gr ELD-Match bullet. This puts it in the .243 Winchester class for punch. The notable difference is .22 CM rifles are normally equipped with faster rifling twists to stabilize heavier, higher BC bullets. If they can, velocities are so low they arent practical. 6.5 Creedmoor barrels are made by the dwarven brothers Sindri and Brokkr. Shooting heavier bullets at more reasonable velocities also calms some barrel-burning qualms. The old deer hunting go-to 30-30 caliber 150 grn bullet drops below the 800 ft-lb mark at about 225 yards. If I was going to build another one it would be on a 1-7 twist barrel just to try the 95gr smk. If barrel life is of a concern to you, use the advice given above on how to increase your barrels lifespan. The gun has NO recoil, and is downright easy to hit targets with due to the flat trajectory and outstanding wind-defeating bullets. There is also 22 Creedmoor SRP brass available offering small rifle primer holes for shooters preferring small rifle primers. The first was for the coyotes and varmints previously mentioned. With good bullets, medium sized game can be taken quite easily with some 22 calibers. When you use the link above to shop for one of the products, we receive a small commission from the sale, at no extra cost to you. energy at a recoil velocity of 12 fps. This data may of course vary in reality (depending on a wide range of variables), but it will give you a good indication of which cartridges to stay away from if you plan on spending excessive amounts of time at the range, and are concerned over your barrels lifespan. 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). On coyotes and varmints on the other hand, fire away! I built one after reading this and other articles. With proper annealing and die setup, it will no doubt serve you very well! The 22 Creedmoor was built with long, heavy .224 bullets in mind. 6CM starts out at a neck diameter of approximately .271" and a loaded 22 creedmoor with hornady brass will end up at about .254-.255". Do a 22 BR or 22 BRA. I just decided to build a 22-250. We frequently get questions about the application of this cartridge and what it's primarily used for. I have all the necessary dies and a good sample of bullets to try it out with. Just because you can, doesn't mean you should! Increased barrel life compared to 6mm Creedmoor. or 55 gr. These five variables are as follows: Throat erosion is often the main determining factor of a rifle barrels life. I am having the action trued up and will be bedding it into either a Savage laminate stock or an H-S Precision composite stock. Proudly powered by. Both these rounds are considered fantastic for long-range shooting. Life Jackets . Your observation sounds spot on. What is my Rifles [Accurate] Barrel Life Expectancy? What is maximum effective range of a 6.5 creedmoor? Accurate barrel life can defined as the point where precision will start to decline. As soon as any new cartridge hits the mainstream market, hand loaders start tinkering with it making wildcat variations. A word of caution though, at the speeds delivered by the 75, 80 or 90gr bullets in this cartridge, combined with the expansion ability of ballistic tipped bullets, you should rather aim for head shots to prevent meat damage when hunting deer or other animals for meat, and not at all when hunting for trophies, we have seen this same 75gr bullet that cleanly took down the Zebra above, also remove the top half of a Impalas head on another occasion. 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've been waiting for it to be in stock, I have some of their 6 Creedmoor brass and it's good stuff. With a 22 BRA (22 BR with 40deg shoulder) youll have plenty of velocity. For more information about keeping a Shooting Record Book, read our article titled: How to Estimate Range with the Mil-Dot Reticle (Subheading: How to Determine Target Size). Reduced recoil compared to 6.5 Creedmoor. Tried some new powders, I was very cautious on this lot and will be bumping the charge up after this batch. But ballistics seem to show that the old 6mm Rem and .260 Rem more than hold their own against the new Creedmore offerings. Regardless of who the actual pioneer was, the caliber was created, and with it, possibly the all-time best 22 caliber rifle cartridge ever. 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. 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. Like most things Creedmoor the performance of the CM is exaggerated by pitting the highest BC bullets against standard 308 bullets and even getting that data completely wrong. The 22-243win and 22-243AI I was shooting have found themselves virtually untouched, while the 22CM has dominated coyotes in a way no other 22cal has before it. 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 typical American had just a few all-purpose guns a few decades ago. Fierce Firearms FCTR22CM24BF CT Rival 22 Creedmoor Caliber with 4+1 Capacity, 24 in Carbon Fiber Barrel, Black Cerakote Metal Finish, & Forest Green Fixed Fierce Tech C3 Stock Right Hand (Full Size) Hinterland #: 174586. Even "shot-out" barrels in an infamous barrel burner like the 220 Swift are usually in excellent condition at the cooler muzzle end. In fact, I compared wound tracks in ballistics gel and it was virtually indistinguishable from a 168 gr ballistic tip from a 30-06. I stopped buying them after a while..its just repeating over and over. 24" 1:7 5R. Thanks for your comment and for sharing your experience with us Mike. The 22-250 will have a much shorter barrel life than the 6.5 CM. Our one member has personally taken a large Zebra stallion with a 22 Creedmoor, shooting a Hornady 75gr ELD-Match bullet at around 3650fps, with a well-placed clean head shot as can be seen below, with a tiny entrance and quarter sized exit wound, and blood streaming out the ear showing a good brain expansion. He concluded it worked best as a varminter, but could also do PRS duty, provided it is loaded under the 3200 fps velocity limit common in PRS matches. Add to Wish List Add to Compare. Some specifically concentrate on varmint hunting, or coyote hunting, while others concentrate on high volume deer hunting or major game like elk and moose. I've worked up a couple different loads with slower powders. You will certainly NEED many more, if just to point out to others the importance of diff bore sizes, stock styles, etc..even if you NEVER shoot them! The old standard would have dropped a rainbow-like curve of 12.6 mils at the 1000-yard mark. This allows for fast and accurate second round corrections, which is a big advantage while hunting or competing. 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. Heavier 88, 90 or 95gr .224 will deliver even more energy down range with the 22 Creedmoor, but you will need at least a 1-7 or 1-6.5 twist to stabilize them properly as we found our 1:8 twist Krieger 28.1 barrel was just not enough to stabilize the 88gr Hornady ELD-Match bullets (even though Hornady recommends 1-7 minimum we still had to try), and the sweet spot was the 75gr Hornady ELD-Match for our 1:8 twist rate. JavaScript is disabled. There arent really any large scale manufacturers making a 22 Creedmoor Factory Rifle, however, there are somewhat off the shelf 22 Creedmoor rifles available from companies like McWorther custom rifles and GA Precision to name but a few. At this point we can say that it has reached the end of its barrel life, and seek a replacement. This erosion is accelerated when cartridges are loaded hot (adding additional propellant) with the aim of increasing the bullets velocity. With a wide selection of bullets and factory brass available, all thats needed is reloading dies to put it all together, and with reloading dies now available from major sources such as RCBS, Hornady, Redding, and Whidden, the 22 CMs seems on the rise. The action is a standard Savage 12FV in 6.5 Creedmoor purchased at Cabela's during their sale. MFG #: FCTR22CM24BF. The Creedmoor has a maximum SAAMI pressure of 62,000 psi and the PRC has a max pressure of 65,000 psi. Any idea where to look to get that? I know guys that run anything from 22-26" barrels, 1-6.5 to 1-7 is what you'll need for the heaviest bullets. SMFH. On unknown distance targets, that flatter trajectory would result in more hits. Name Phone Number Email Message Making the 6mm BRX is easy and involves loading up 6mm BR brass and fire forming it in a 6mm BRX chamber (the fire forming loads can also be very accurate). 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. Fun while it lasted. When I add to my collection very little leaves on the other side. For a better experience, please enable JavaScript in your browser before proceeding. as the 88gr eldm so Id assume they would stabilize in a 1-8 twist but I havent tried them or the 95gr. Bullet diameter.224, Shoulder angle30 degrees, Rim diameter.468, Case length1.92 inches, Primer typeLarge and small. starting my build and have decided on this caliber. Thanks for the half baked artical. The TSXs in my experience have been overperformers, big time. Ive heard of guys blowing up 90 and 95 smks with 6.5 twist barrels. Try the 22-250 Lapua brass. Thanks for the informative story! 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. The same brothers that forged Thor's hammer Mjolnir. 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. Required fields are marked *. And, if you shoot an AR platform, a Blaser R8, or Sauer 202, you can swap out barrels on your own in seconds. For what this is worth, my load above shoots great with Hornady brass but as with most tinkers I wanted to try some loads using small rifle primers. 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. The net result is the 6mm BRX []. Proof was posted where McWorther custom rifles having already built and chambered on in 2012, so your reamer records were checked incorrectly. Just received my 22 creedmoor reamer and have a 20" Proof Carbon Savage pre-fit in 223 that I'm going to have reamed out and picked up a Savage take off 22-250 barrel to ream and use for fire forming/prairie dogs. With a CCI200 primer I got the following with an 82 grain Berger. Compare it to Factory ammo available to everyone for the last 50-75 years to see if its even worth the bother to wildcat it. Initially to create brass for 22 Creedmoor cartridges, one would simply neck down high quality 6mm Creedmoor brass with a good full length sizing die and enough case lube, or by fire forming 22-250 brass. As a 450 yard deer cartridge. In order to determine the accurate barrel life of a rifle, we can use a barrel life calculator. Do you think 45gr of R26 would be a good starting point? The barrel may still produce many years of happy shooting. Want to know why speed matter for Coyotes and Varmints? Taking a quick look at how the 22 CM compares to some other cartridges will shine a light on its potential. The Springfield Armory Waypoint 2020 rifle is an exceptionally accurate rifle. My opinion of the matter is as it has been for many years. 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. wildcat. We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to amazon.com and affiliated sites. 8405 HWY 22 0.077 1300 100). Allow extra time for your barrel to cool between shots, and avoid rapid or sustained fire where possible. others are using non magnum but its what I have and im getting single ES with them so im not changing it. 370. So, it is definitely more than just the energy numbers that is important. Creating a 22 Creedmoor chambered rifle is also fairly simple, you simply use the action of a rifle, or a rifle with a compatible bolt face and action length as can be seen on our bolt face database, and then have a gunsmith chamber and fit a .224 barrel to it. You must log in or register to reply here. You can also use Lemi Shine ultrasonic brass cleaners. For instance, 22 LR's can go much further than 5-10K, while 223 types can burn out in less than 1K. For PRS you dont actually need all the speed the 22 CM has to offer from longer barrels. At our 22 Creedmoor muzzle velocity of 3550fps the Hornady 75gr ELD-M bullets produces around 2099 ft.lbs of energy, taking it close to medium 6mm bullets or light 308 Winchester rounds. Evidently they have a thin jacket. For me, the Varget/69TMK was almost an accident, but its showing good numbers, and superb accuracy. This went on off and on.for three yearswe were the Naval Aviation version of M.A.S.H. 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. Thank you!! While barrel life many not be financially concerning for many shooters around the world, it is still good to understand roughly how long your barrel may last until precision starts to decline. You could achieve better barrel life going with a slower powder especially with the 80 and heavier bullet weights. I can not speak to the virtures of Alpha brass, but I haven't heard any complaints about their other offerings. I HAVE shot the bbls out a a few older models, which is WHY I went to the 22-250. Expect to spend $0.95 per round and up [ED: mid 2020 prices now start at about $140 a round]. Note, I shoot without stopping so much so that bullets will discolor sitting in the chamber. 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. ammo review, No doubt running a heavier bullet with both the aforementioned cartridges could have eased my troubles, but I was quite interested in the Creedmoor and wanted to try it out. Cm case has greater volume, so 250 ammo should not pose a pressure concern. Then one opening day, when it got daylight, I could see I was surrounded by other hunters. Thorley enjoyed reading your article on Barrel Life. Didn't think I'd ever say that over my weatherby's but it's true. The Cross Timbersor Yukon, OK, whichever blo, Savage Small Shank Barrels 6.5 Creed 7 SAUM, PROOF TL3/Origin 6.5 Creedmoor 22" w/Hunts Lug, Noob question regarding making 22 creedmoor brass from 6 or 6.5 CM brass. Many who knew of my easy duty wondered how I did it. Just take a look at one of our groupings below at 219 yards without even working on the jump yet, almost 1/4 MOA. I thought my barrel was toast with around 900 rounds but I shot this yesterday at 100. With all the more appropriate cartridges out there, why anyone would use a barely capable 22 caliber class round on medium sized game is beyond me. The 22 Creedmoor trim length for cases is 1.910. The now super popular Hornady 6.5 Creedmoor case is no exception to that rule. This was a super accurate load but rather slow for this cartridge. He is passionate about shooting sports and the outdoors. I never thought I needed another 6mm or 6.5mm cartridge. Shop Odin Works 22 In. 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. I had a stand at the top of a rocky hill, surrounded by field. Bipods and Rests . Features & Specifications Remington 700 Action, Cylindrically Ground (Converted to Side Bolt Release) Rail Screw Threads Opened Up to 8/40 (Action Re-Blued) Shilen Alternut Installed BDL, Accepts Standard AICS 3901 & 3902 Magazines 26" Shilen Match Barrel (4 Groove Rachet Rifling) Twist: 1:7.5 Chambered by Shilen in 22 Creedmoor document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); The 6XC II Chamber works perfectly with the Norma 6XC brass and resolves the sticky bolt lift issue. The 22-250AI was always an option, but many folks weren't accepting of fire forming. Ammo, That growth continues as of this writing, as the cartridge has now gone mainstream with hunters and shooters alike. Among his training credits include NRA Instructor, AR-15 armorer, FBI Rifle Instructor, and Officer Low Light Survival Instructor. BAck in the 70s we used to shoot 85gr Sierra hollow point boat tail bullets in our 6mm Rems. But again, that just my opinion. The 22 Creedmoor finds itself in the perfect configuration for functionality with heavy bullets within short action magazine system limitations. For me, I just built a custom 22-250AI VERY close case capacity similarity to the 22 creedmoor. 0.077" is a relatively small distance. Ive been shooting the 6mm Rem our of my old 788 for well over 40 years. 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.