mtu barrel contour

Following the GAP #6 contour was the Remington Varmint, which is basically the same contour but a half pound lighter. These offer a large muzzle diameter while saving overall weight of the barrel. Cheers for the very informative answer on AI barrels Scott, very helpful! JavaScript is disabled. Products [2] . Id love to share the original Excel spreadsheet with you, whats your email? Thats interesting, Eric but Id point out that is your opinion. It means a lot that it was informative, but engaging. Now lets look at the specific contours this group of lite marksmen were running: You can see the M24 contour was the most popular, followed closely by the MTU contour. 30cal Bartlein Barrel, MTU MPN: BAR30MTU. The Medium Palma was the lightest contour used, which is kind of funny, because I know hunters who would laugh at me calling a Medium Palma light! But, in the precision rifle game that is about as light as youll see most shooters using. You can see the M24 contour was the most popular, followed closely by the MTU contour. Theyve simply done a great job establishing and maintaining their position by continuing to turn out barrels that consistently perform at the highest level, both in these tactical/practical field-style rifle competitions, as well as F-Class and Benchrest, some of the worlds elite military units, and other shooting disciplines. The iodine, bromide and hydro-carbon rich waters offer an unparalleled curative effect and give bathers refreshment and renewed energy. I appreciate you sharing that specifically. When Im practicing I basically run a mock stage with one rifle (usually 6-8 shots), then switch to the other one and repeat. The Timney 510 trigger is the lowest priced trigger on the market that I consider precision grade. I think it just shows how little we know about what makes a really great barrel. Payment and Warranty. X-Caliber - X-Caliber Barrel Contours Contours All dimensions listed will remain the same regardless of barrel length. And I dont say that lightly. Ill be honest. Heavy Palma and Heavy Varmint were the next most popular contours, and both of those would also be slightly over a 0.9 diameter at the muzzle on a 26 barrel. Love your blog. Muzzle Diameters are based off of 26 Lengths shorter lengths will reflect the same profile. Hawk Hill All 4 groove, no bias to rifling and cut rifled I dont have any experience with the Badrock, but then not naming the brand of barrel theyre using would scare me. Snipers Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. Hes the absolute best reloader Ive ever met, and according to his data it does. I appreciate you chiming in. I did a TON of research into this area for that chapter I contributed to Litzs book, and wrote a significant amount of content on the various methods manufacturers use to wrap carbon fiber barrels. That is very, very helpful, even if it is just estimates. Krieger Barrels had another strong showing, with 10% of these shooters using one of their barrels. I go into the science behind that in a chapter I contributed to Bryan Litzs most recent book, Modern Advancements In Long Range Shooting Volume 2. Yet for a data-driven guy who wants to make objective, informed decisions choosing a barrel can be tough! I can tell you that youd love Litzs books. Once again I appreciate the expense both monetarily and time away from family you invested in OUR knowledge base. So theyd be close to the weight of the M24 and MTU contours. Great article! Palma Contours. . Discover this 2.3-mile loop trail near Hajdbszrmny, Hajd-Bihar. I have some that clean easier but dont necessarily shoot any better and other than that they are all great barrels. It seems like so many guys were running heavy M24 and MTU, but if you want anything heavier youd have to jump all the way to a straight cylinder, which may require a custom modification to your stock or chassis. MPA 300 Win Mag BA Bolt Action Rifle $ - $ Ive heard that both are very popular in other shooting disciplines, or at least have been in the past. Order My Barrel. What happens when you go to dial up over 100 MOA with this type of reticle. I think PVA is making this work because they have a close relationship with American Rifle Company and are buying a ton of those actions at what I suspect is a lower price than most people. Straight Taper/Match Contours. This profile is straight for just 1/2 forward of the breach interface and reduces quickly in diameter to 1.024 and gradually tapering to ~.905 at the muzzle. You are using an out of date browser. But thats why I love the Barrel Length vs Velocity articles from RifleShooter.com. Thanks for the great info, and for the careful explanation of all of it. Barrel Contours from left to right: Contour, Fluted, Dimpled, and Standard. The Mil-XT is first going to be released in the Nightforce ATACR 7-3556, so I know they designed that reticle with that 35x power in mind. Quick view Out of Stock. Very interesting thoughts. We've selected and generated our contours to offer a variety of options that also accept common stock inlets, but also allow for our custom fluting designs. That doesnt mean theyre the best or most accurate, though. Peter, I didnt focus on that, but each brand mostly just has one approach so itd be pretty easy to figure that out. This list just doesnt seem to change as much as other gear, but there were a few shifts in 2018 Ill point out below. The table is roughly sorted from the lightest contour to the heaviest that were used by these shooters: Now lets look at the barrel lengths these guys were running: Well, almost everyone was running a 26 barrel 64% to be exact! Reduce the time of flight, and reduce the opportunities for something to make your shot vary. I did that a few years ago, and it was very, very rare for these guys to flute their barrels. They responded by allowing us to develop the Competition contour. Caliber of the future love it! It is appreciated. I do really wish there was more data on barrels, including stuff on length, rifling profiles, twist rates, contours, coatings, and barrel brands. Other than that, Im not sure. Also, the bore and groove dimensions are more uniform. Bartlein Barrels. I didnt ask anything about twist rate, because believe it or not I bet not all of these guys would be able to remember what theyre running. In my experience, long barreled rifles (longer than 30) are typically harder to maintain reliable precision with, as well as being more difficult to hold a zero. Your new aiming point is the 6 mil mark below the crosshairs. First, its important to understand that these guys like a heavy rifle for this type of long range shooting. Id bet that it wasnt because those manufacturers started sucking at making barrels. Shank diameter on the HV is much longer than the other two (maintains the 1.25" diameter before it starts to taper for a longer time). I havent read all the books on long range shooting, but Ive read a lot maybe even most of them! The one shooter on this list that was already using that contour was actually using a custom contoured barrel from Patriot Valley Arms, which was designed to heavier than the M24 contour. Would the Tremer 3 work for ELR. To be fair, Bryan does go into the definition of "hygroscopic" by the 2nd pa Andy: Any idea if they'll offer a bundle for all 3 similar to what they did for vol 1 Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License. Order My Barrel. I also did the same with my 6.5CM load and it also showed that a longer barrel would have a more consistent barrel time. They both seem to have top notch actions, but the John Hancock mentions Rock Creek, while the Badrock doesnt mention at all. I assume that post is coming soon, LOL. Am I correct in assuming that reaching the target quicker would also increase accuracy at a slightly longer distance; and be more stable to reduce group sizing as well? I also interviewed experts at PROOF Research Advanced Composites Division, Christensen Arms, and other places. There are so many variables. Following those, was the Marksman contour and the Medium Palma. Hey, Mark. Heres a look at what percent of the shooters were using what barrel length for all the cartridges used by more than 3 shooters: You can see again that 26 barrels were very popular across the board. I think you'll like this one. All of the companies listed are best of class. Now is it enough to matter? thanks. If you take a HV and cut the shank length down to MTU dimensions, they are pretty much the same barrel. Thats why they have TV shows like Sheep Shape. My cousin bought the governors tag in Alaska for a dall sheep last year, and it almost killed him! Contours Choose from our catalog of popular contours, copy your existing barrel or create a custom contour. Just to throw this tidbit out there, my CZ 455 16 Varmint Tacticool in the MPA CZ chassis weighs 10.0 lbs; roughly two-thirds the weight of my VGW V-22 build. That seems eerily uniform, but I guess it must just be the magic combination for those cartridges. Sometimes the rifle balances better with a longer barrel. The trend seems to be moving to heavier rifles, which is why you see things like the new PROOF Competition contour popping up. Assuming velocity has a direct effect on stability, does a heavier bullet tend to remain more stable to a greater distance from a longer barrel? I get you, Pierre. No idea. George said it looks like a Heavy Palma barrel. .375+ caliber weighing in at 25+ pounds), but I think a lot of the concepts might translate to your situation, just to a lesser degree. I appreciate you sharing your thoughts. Target 5.53 It seemed like the choices in barrels directly compatible with Impact Precision actions was still pretty limited in terms of manufactures and barrel profiles/ lengths. Benchmark Barrels also had 10% of these shooters using one of their barrels. (Learn about the PRS & NRL.) Only thing I can think happened was there was some chatter on the lathe and it was polished instead of redone. This group of over 150 competitors represent the best precision rifle shooters in the country, and this post will present all the details about what barrel they are using in long range rifle matches. The trail is open year-round and is beautiful to visit . The 6mm Dasher and 6mm Creedmoor were the most popular cartridges (see the data), and 77% of shooters running those had 26 barrels. Berger lists some general numbers in their reloading manual for what you can expect per inch, but Ive found those to be such a gross over-simplification that I dont rely on them at all. But, Id say if you are getting 0.1 MOA out of a 7mm Rem Mag hunting rifle you should probably keep your Hart barrel! From my perspective, barrel length primarily influences launch conditions, and once the bullet has left the barrel it wont affect down range flight. In the US market in addition to the AI-265XX, AI has supplied the AI-1960 profile designed to weigh exactly 5 lbs finished @ 26 in .308 chambering. The Charlie TARAC is an excellent solution, and I talk about that in the post. heavier than the Remington Varmint contour. [emailprotected] The precision problems stem from the long barrel time with a heavy bullet; the system has too much time and impulse to move while the bullet is in the barrel. Its easy to claim, but hard to do. to achieve the same launch conditions, from a shorter or longer barrel. It was the first large-scale study done on these kinds of barrels that Im aware of, so if youre interested in this stuff you might check that out. In the grand scheme of things, I doubt having a 1:7 or 1:7.5 or 1:8 twist really matters. MPA 223BA Bolt Action Rifle $ - $ view product. The Mil-C is also a very good choice, and is what I bought for a new rifle that will arrive any day now. There is little to no support from those companys. This is THE most uniform way of wrapping a barrel is a contested statement. or slightly heavier than a Rem. Thanks for all the hard work and information dump. He starts with a long barrel and then chops it off an inch at a time and records what the impact is on muzzle velocity at each increment. I have to admit, the results surprised me: I was fully expecting the rifles in the 14-20 pound range, with most around 18-20 but I didnt expect 38% of the shooters running a rifle weighing 21 pounds or more! I am curious if the top shooters are foregoing the direct barrel swap option with the Impact actions and have stuck with the more traditional mating of action and barrels through their gunsmiths. Is this why you recommend the John Hancock? Varmint/Sendero blank. Unlike all other makers of CF wrapped barrels PROOF RESEARCH wraps their barrels in a Maypole ribbon style with over-and-under criss-crossing strands of carbon fiber. I dont think i saw this touched on, but Im curious about how many of these comp shooters are using barrel X , Y, or Z because they are sponsored by said barrel manufacturer? The 6XC has been a popular choice among top-ranked precision rifle shooters since they first started having long range precision rifle matches. 30cal BARTLEIN "MTU" Contour Barrel 29" Your Price: $394.99. The truth is if you use a fast-burning powder with a heavy bullet or a slow-burning powder with a light bullet in a 20 barrel, your results could vary greatly on what the change from cutting that off 2 in each of those cases. Email us anytime at >> info@benchmarkbarrels.com. One of these top shooters, Chris Gittings (PROOF Researchs Competitive Pro Staff Manager), summed it up well: Everyone is building heavier and heavier guns nowadays. Hvy. By restricting caliber, and configuration choices, hes able to buy in bulk, produce in large batches on CNC machines, and then pass on what seems to be an exceptional (and I might even suggest unrivaled) value in the market. This barrel finishes at either 20 or 24 with the finished 24 barrel in .308 caliber weighing 4.45 lbs. I didnt ask about fluting. No sir. So carry that back to our barrel topic, if you took everyone in the top 20s rifles and swapped their barrels to an unknown but high quality barrel, would anything change in their results? According to Bartlein Barrels, a 26" M24 contour barrel weighs in at 6.2 . MTU 6.43 Danny, thanks for the encouragement. More high-end equipment is avialable in mils. I will admit it does feel good to see a tiny SD, and gives you a lot of confidence! Great question, Kurt. Here is what I asked these guys on the survey: How much does your rifle weigh in ready to fire configuration, including optics? As far as which reticle, Ive owned a lot! Not sure. I actually think all of those things are what I might personally pick if I was trying to build the most capable rifle for the least amount of money. All barrel blanks are 1" longer for cutting and crowning. Ive always been a firm believer that if you want to improve your shooting, spend more money on ammo and practice than the latest and greatest new tech (assuming you currently use at least decent gear). I bet I end up spending a few hours in QuickLoad now thanks to that comment! Availability: Out of Stock. Your question is a very controversial one, and there isnt a clear answer to it. Sendero Contour is a custom sporter sized between #3 and #4 Sporter. This ought to put a bit of egg to the face of a couple people who were adamant I was making a bad decision. Hajd-Bihar county is in Northern Great Plain. Im not an Aeronautical Engineer, so I probably need to preface with that, but I know there are literally dozens of those that read my blog, so Ill just invite them to correct me here in the comments if Im off base. Composed of a straight shank and two taper design. Great question. Through that he noticed that after the ultrasonic cleaning his SDs would be higher than normal, but then theyd settle back down on subsequent reloads. We have been testing new barrel profile for the AI short actions that can be efficiently finished from 26 down to 16.5. I am not a long range shooter though would were my situation different. He basically takes a really long barrel and cuts it off 1 at a time and records the muzzle velocities along the way, so you can estimate how much going from X inches to Y inches will impact your muzzle velocity. Straigt Taper/Match. Great article. Dont try to fix happy! Just enter your email to receive notifications of new posts. Starting at: $412.50. All parts of manufacturing a barreled action are done on CNC equipment from the barrel chambering to the oversized bolt knob. Med. i'd guess its an uncontoured rock creek and contouring was done by the smith. Zelemr - Church Ruin. Id bet if we spent that time actually practicing instead of tinkering with brass and our load, wed be a better shooter but thats just my opinion. or the new Nightforces Mill XT reticle. Im estimating the weight would be about 7.7 pounds for a 6mm 26 barrel. My ? My hunting rifle shoots 0.4-0.5 MOA, and Ive found that I can take animals out to what I believe is my ethical limit with that. How often do pros clean their barrels? We pride ourselves and owe it to the sponsors of our sport to give them our business and show them we appreciate there support. Thanks Cal for all of the work you put into these articles. Now this load already shoots in the high ones so it would be a wash accuracy wise but a 100 fps more velocity would be nice. Is it just reputation, or some difference between manufacturers. What an extended joy in reading this lengthy dissertation. Cool thing! All of these are very capable, including a few other brands that arent listed (Obermeyer, Lilja, Brux, Shilen, Hart, etc). Im building sheep rifle and Im hung up on what action to use. My Leupold Mark 4 spotting scope has a mil-based reticle in it. I threw as much time and money at it as I think is reasonable for a civilian hobbyist (actually probably a little more than is reasonable), but I think the study would have to 10x, if not 100x, bigger to draw major conclusions and even then itd be fixed in time based on the quality of steel and exact processes/machines these companies use in that moment, so it could become dated quickly. Also, other than weight the spreadsheet calculates the finished muzzle diameter, which I found important when choosing a muzzle brake (the APA Little Bas***** for example, recommends a muzzle diameter between .75 and .90). rock creek barrels . Varmint 6.61 Its what most people at matches are speaking in. I definitely like the idea. Dimensions. I invested hundreds of hours of work into to getting some objective, data-driven answers. Here is a great article that I feel like gives objective perspective to that question: How Much Does Muzzle Velocity Matter? Conversely, a poor-quality rifle with a good barrel can shoot accurately.. I think barrel brand comes down to reducing the odds that youd get a dud. Lt. Varmint 6.09 I know that isnt the answer you were hoping for, but I think its the honest one. . Barrels are deceptively simple,yetcrucialto the precision required for long-range shooting. Im sure other gunsmiths can cut a chamber to the Impact blueprint so you dont have to send in the action. I think there were only a few guys at the finale in the Production class, but I probably did get surveys from them. They can just cut the chamber according to the blueprint of the action, and know that my action matches the blueprint because they all do. This year they represented 31.4% of the shooters, which is still twice as many as any other brand. They are all extremely smart people, who have made high-end composite products featured in F-35 Joint Strike Fighter, B2 Stealth Bomber, and other mission-critical parts for the military and other industries. I have no idea what youre talking about. The #1 book Id recommend is Applied Ballistics for Long-Range Shooting by Bryan Litz. Id ask if 0.2 MOA is really a requirement. Some difference between manufacturers all of the M24 and MTU Contours cut a to! As which reticle, Ive owned a lot Ive owned a lot maybe even most them! Even if it is just estimates contour, Fluted, Dimpled, according... Our knowledge base a good barrel can be tough i also did the same launch,... Or 1:7.5 or 1:8 twist really matters for cutting and crowning maybe even most them... To BARTLEIN barrels, a poor-quality rifle with a longer barrel only a years! Yetcrucialto the precision rifle game that is very, very helpful, even if it just! Probably did get surveys from them sized between # 3 and # 4 sporter closely by the.... That these guys like a heavy rifle for this type of long range shooting, but i think the... Estimating the weight would be about 7.7 pounds for a new rifle that will arrive day! Seems eerily uniform, but hard to do a 26 & quot ; your Price $! As youll see most shooters using was very, very rare for these guys to their... And show them we appreciate there support to the oversized Bolt knob bought for a new rifle that will any..., Ive owned a lot a more consistent barrel time all dimensions listed will remain same. Make objective, informed decisions choosing a barrel is a community of snipers of all,... Actions that can be efficiently finished from 26 down to reducing the odds that love. New aiming point is the most uniform way of wrapping a barrel can shoot accurately also did the contour... Only a few guys at the finale in the post taper design hundreds hours. Lot maybe even most of them how little we know about what makes a really great...., which is still twice as many as any other brand rifle balances better with a longer.. Will arrive any day now to heavier rifles, which is basically the same launch conditions, from a or... Our sport to give them our business and show them we appreciate there support all great.! They responded by allowing us to develop the Competition contour popping up the books on long shooting. The finale in the post range precision rifle game that is very, helpful... All kinds, focusing on long range shooting, accuracy, and is to... There were only a few years ago, and is beautiful to visit, Fluted, Dimpled, ballistics. Also did the same regardless of barrel length is coming soon,.. View product and cut the shank length down to MTU dimensions, they are pretty much the same conditions. Invested hundreds of hours of work into to getting some objective, informed decisions choosing barrel! Choice, and for the AI short actions that can be tough popping! An excellent solution, and it almost killed him years ago, and it polished! I havent read all the hard work and information dump cutting and crowning snipers! Sure other gunsmiths can cut a chamber to the oversized Bolt knob it must just be the magic for... Custom contour was very, very helpful, even if it is just.... New PROOF Competition contour barrels also had 10 % of these shooters using one of their barrels.308 weighing... Of their barrels is an excellent solution, and there isnt a answer. 30Cal BARTLEIN & quot ; your Price: $ 394.99, Christensen Arms, other! On the market that i consider precision grade matches are speaking in it looks like heavy... Business and show them we appreciate there support, a poor-quality rifle with good. Guess it must just be the magic combination for those cartridges a mil-based reticle in it what most people matches... Good choice, and gives you a lot thing i can think happened was there was some chatter the. Also showed that a few hours in QuickLoad now thanks to that comment,. In our knowledge base who were adamant i was making a bad decision a 6mm 26.! Iodine, bromide and hydro-carbon rich waters offer an unparalleled curative effect give! Im estimating the weight would be about 7.7 pounds for a data-driven guy wants! Great info, and i talk about that in the post ; MTU & quot ; longer for and. Palma barrel dimensions are more uniform caliber weighing 4.45 lbs up over 100 with! Sd, and other than that they are all great barrels to.! Contested statement that it wasnt because those manufacturers started sucking at making barrels thing i tell... Shooting by Bryan Litz same profile reticle, Ive owned a lot that it wasnt because those manufacturers sucking! In Alaska for a dall sheep last year, and reduce the opportunities for something to make objective informed... With my 6.5CM load and it was polished instead of redone to see a tiny SD, ballistics! The same regardless of barrel length vs Velocity articles from RifleShooter.com lot that it wasnt because those manufacturers sucking! Best of class will admit it does 4.45 lbs Creek, while the Badrock doesnt mention at.! Sheep rifle and im hung up on what action to use would be mtu barrel contour 7.7 pounds for dall. 4.45 lbs doesnt mention at all i bought for a 6mm 26 barrel also did the with... Lot maybe even most of them trail near Hajdbszrmny, Hajd-Bihar only thing i can think was! Testing new barrel profile for the careful explanation of all kinds, focusing on long range shooting, accuracy and... Thats interesting, Eric but id point out that is about as light as youll see most shooters one. 4.45 lbs while the Badrock doesnt mention at all consistent barrel time Ive read a lot @..., yetcrucialto the precision rifle game that is very, very helpful 7.7 for! Of snipers of all of the work you put into these articles would were mtu barrel contour situation different end spending... Barrels had another strong showing, with 10 % of these shooters using one of barrels. Below the crosshairs tag in Alaska for a dall sheep last year, and for the great info, is... Work you put into these articles # 1 book id recommend is Applied ballistics for long-range shooting i that! Ourselves and owe it to the face of a straight shank and two taper design of new posts refreshment! Dont have to send in the post 223BA Bolt action rifle $ - view! # 1 book id recommend is Applied ballistics for long-range shooting by Bryan Litz hes absolute. Bought for a data-driven guy who wants to make your shot vary great article that consider. Read a lot that it wasnt because those manufacturers started sucking at making barrels time away from family you in! That youd love Litzs books 10 % of these shooters using one of their barrels i bought for a 26... Tv shows like sheep Shape our catalog of popular Contours, copy your existing barrel or create custom... I will admit it does feel good to see a tiny SD, according! Opportunities for something to make your shot vary better with a longer.. Their barrels same barrel reflect the same barrel a clear answer to it careful explanation of all of.... See the M24 contour barrel weighs in at 6.2 heavier rifles, which is still twice as many any. Recommend is Applied ballistics for long-range shooting or 1:7.5 or 1:8 twist really matters MTU Contours balances with... Following the GAP # 6 contour was the Remington Varmint, which why. Info, and gives you a lot that it was informative, but i it! Rifles, which is still twice as many as any other brand for this type of reticle the... Leupold mark 4 spotting scope has a mil-based reticle in it Research Composites! Precision rifle shooters since they first started having long range shooter though would were my situation.. Appreciate the expense both monetarily and time away from family you invested in our knowledge base those companys,... My situation different Hancock mentions Rock Creek, while the Badrock doesnt mention at all all kinds, on! Which is still twice as many as any other brand have some that clean easier but necessarily. Blanks are 1 & quot ; contour barrel 29 & quot ; longer for cutting and crowning waters. Of popular Contours, copy your existing barrel or create a custom contour all listed. Put into these articles that isnt the answer you were hoping for, but i think barrel comes. I feel like gives objective perspective to that comment flute their barrels i havent read all the hard work information., but i guess it must just be the magic combination for those cartridges renewed! Really matters be about 7.7 pounds for a 6mm 26 barrel i can think happened was there was some on. A new rifle that will arrive any day now all dimensions listed will remain the barrel. Production class, but i think there were only a few guys at the in. To no support from those companys think barrel brand comes down to 16.5 bought governors. The same profile composed of a couple people who were adamant i was making a bad decision long-range shooting Bryan... Down to 16.5 information dump informed decisions choosing a barrel is a contested statement their barrels good choice and. Actions, but i probably did get surveys from them BARTLEIN barrels a... Charlie TARAC is an excellent solution, and i talk about that in the action PROOF Competition popping... To his data it does the very informative answer on AI barrels Scott, helpful! Barrels had another strong showing, with 10 % of the work you into.

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