0. I’m not sure if the ability to load the longer bullets with higher ballistic coefficients, in a 308 length magazines, can be offset by the decreased chamber volume. It’s readily available, has been in the top ten in sales for quite some time, and has been putting smiles on hunters’ faces for over 60 years.  The color is MAGPUL flat dark earth. In this case a spider (4 screws) is used to gimbal the barrel concentric with the lathe.  This is because this type of vise is faster to use and installation doesn’t require as much force as removal of the factory barrel. has several significant advantages over the 6mm Creedmoor that are primarily the result of the .243's six-decade head start in development. The word was out, and though the .244’s twist rate was revised just a few years after its introduction and it was renamed the 6mm Remington, the clear advantage that the .243 had and still has is evident in the sales numbers. It’s also important to note that the .243 does include several rounds that fall beneath the 60gr bullet weight which is significantly lighter than other .243 Win and 6.5 Creedmoor rounds. The standard rifling twist for 6mm Creedmoor … ARC stands for “Advanced Rifle Cartridge.” The caliber is 6mm or .243. The 6mm BR is known to be one of the most accurate cartridges produced, especially at mid range distances to 600 yards. Price wise how did we do without optics or accessories? […].  The acetone doesn’t evaporate as fast as the TCE. The barrel is placed in a vise and torqued in place with an action wrench. It uses the same design method as the 6.5 Creedmoor; this results in excellent and consistent accuracy from one gun to another and load to load. The 6mm ARC is a brand new cartridge that Hornady designed to fit into a standard AR-15. Enter your email address to subscribe and receive notifications of new posts by email.  Silicone plugs are placed into critical parts like the bore. Constructive criticism welcome as is support :D Like, share, subscribe and leave a comment! A 3/8″ high-speed steel insert boring bar is mounted in the lathe to cut a new bolt nose recess in the rear of the barrel. Length refers to the cartridge case length; OAL refers to the overall length of the cartridge; Measurements are in millimeters then inches, i.e. The 6mm bore diameter has long been relied upon for double duty, serving the deer hunter and varmint/predator hunter equally well. The barrel shank is coated in rosin.  Not too bad and under the price of a Ruger Precision Rifle and approximately the same cost as a custom action. We've got you covered.• .300 PRC vs. .300 Win. Mr. Gardner was playing with the creation a couple years later, and it proved to be a fantastic choice for the PRS competition; needless to say, it caught on and is now available in factory form. Drop and wind deflection are considerably less with the bullets loaded in the 6mm Creedmoor, and therein lies the difference. in 1955, the same year Disneyland opened, gas cost 23 cents per gallon and we launched the world’s first nuclear submarine. Ready to Cerakote. From that marker, the 6.5 Creedmoor overtakes the .243 Win and carries higher velocities than the .243 that bleeds off velocity at a much higher rate. Privacy Policy   •   Contact Us   •   Warnings   •   FAQs   •  © 2020 National Rifle Association of America, Remington Model 700 American Hunter Rifle Project, Women On Target® Instructional Shooting Clinics, Volunteer At The Great American Outdoor Show, Marion P. Hammer Women Of Distinction Award, Women's Wildlife Management / Conservation Scholarship, National Youth Shooting Sports Ambassadors, NRA Outstanding Achievement Youth Award Presented by Brownells, National Youth Shooting Sports Cooperative Program, .358 Winchester vs. .350 Remington Magnum, .25-06 Remington vs. .257 Weatherby Magnum, Kansas Teen Tags World-Record Non-Typical Whitetail, Head to Head: .444 Marlin vs. .45-70 Government, Head to Head: .308 Winchester vs. .30-06 Springfield, 2020 National Rifle Association of America. Which includes the 6mm Creedmoor, 7mm Creedmoor, 30 Creedmoor, and 338 Creedmoor. Like its father, the .243 Winchester is an efficient cartridge, and will give good velocities without being too hard on barrels. The 6mm ARC will need wide spread use to prove its potential as an effective long range round (500 meters). Opinions? There wouldn’t be many more 6mm hunting cartridges added to the lineup until the 21st century; Remington’s 6BR, and the 6mm PPC certainly made a splash in the target world; the .240 Weatherby is certainly a speed demon, and Winchester added the .243 WSSM to the short/stubby lineup. Thread Tools. This is what the factory barrel tenon looks like, note the left over thread locking compound from the factory. Bolt face and magazine length would be the same. A hunter who has a good .243 will be able to handle the deer species, including mule deer, as there are a good number of premium bullets available in both factory loaded and component form. A friend advised to use .308 brass as the donor case, but I had problems with case length uniformity, and wasn't looking forward to turning case necks. The barreled action will sit in a Grayboe stock. August 22, 2016  A piece of painters tape is used to protect the outside of the action from becoming marked up. Why 6 Creedmoor? This cartridge is new to the shooting world, but it has been winning target competitions and bringing down animals at a high rate since its inception.The 6mm Creedmoor is nearly identical to the 6.5 CM which we have reviewed and compared to the .243 Win in a previous article. by Philip Massaro -  The 6mm Dasher, an improved version of the 6BR, suffers the same problem. The 20-degree shoulder of the parent is maintained, and the 2.045-inch case launches a 100-grain bullet at a muzzle velocity of right around 3000 fps.  The lathe is run at 70 RPM and the reamer is gently fed with the tail stocks feed. (Prices as of 8/2016). The 6mm Creedmoor would come along—almost as a fluke—in 2007, and follow the short case/long bullet trend in cartridge development, but does it have enough to make a hunter deviate from the tried-and-true .243?   I prefer the aluminum bushings because they are stickier and resist slipping fairly well. I like to sneak up on final headspace.  The only downside is the cartridge, the 243 Winchester is a great hunting round and quiet capable for use in matches, however, for the competitive shooter, there are smaller, more efficient rounds that approach the 243 Win in performance. RL 550 Caliber Conversion Kit. Can I ream a .243 to 6mm CM? vs. .300 WSM• .223 Remington vs. .22-250 Remington, E-mail your comments/questions about this site to: EmediaHunter@nrahq.org, For questions/comments about American Hunter magazine, please e-mail:Publications@nrahq.org, You can contact the NRA via phone at: NRA Member Programs1-800-672-3888, To advertise on American Hunter, visit nramediakit.com for more information. The 6mm Creedmoor came to light as a wildcat, but not in the traditional way. There is no secret, I’ve never been a .243 Winchester fan, always preferring the much hotter 6mm Remington. To begin, I full-length size the parent cartridge so that I have a known starting … The parts are then soaked in acetone.  The Grayboe (front) has the same basic shape as the McMillan A5 (rear, green) but costs significantly less.  The goal of this project is bringing new life to a beat up old gun. Snow has found this extends brass life, as well as giving more room in the shortened case. The contents of Rifleshooter.com are produced for informational purposes only and should be performed by competent gunsmiths only. Over to the blast cabinet.  While I’ve built two different 6mm BRs on 700s that extracted well, I elected to avoid potentially dealing with this issue and pick a cartridge with a longer case length. vs. .300 Win.  I decided to reuse the lug on this rifle since it was flat when I checked it.  The short powder column, steep shoulder, small rifle primer and quality brass make for a compact accurate cartridge. Selecting the proper loads is an important part of an experiment like this. Savage B22 Precision Rimfire Rifle Review, Beretta M1951 mystery- cutting our way to the truth, Gunsmithing: replacing a curved steel butt plate with a rubber recoil pad, Project Guns- Gunsmithing articles and posts. or on the other hand 6.5 CM or 6.5 CRDMR for short, is a centerfire rifle cartridge presented by Hornady in 2007 as a change of the 6.5 Carcano and the.30 TC, and is based on the .308 Winchester. The 6mm CM is basically a necked down version of the 6.5 Creedmoor. The last final lathe operation is to cut a chamfer on the outside of the bolt nose recess and break the inside edge of the chamber. ), and .240 Weatherby. Thread Tools. 243 Win vs 6mm Creedmoor vs 6mm Rem Any thoughts on these as long range target cartridges? For this project, I ordered the following products from Brownells: The barreled action is removed from the stock. 6mm Creedmoor in Good Company.  This allows for smooth feeding. As most of us know, Winchester unleashed its 243 Win.  The Lapua uses a small rifle primer while the Creedmoor uses a large rifle primer. The shotgun featured is a Mossberg 500 I […], 6.5 Creedmoor 16.5″ barrel load development for the 123 grain Sierra MatchKing (SMK) and 140 grain Sierra MatchKing (SMK) When I rebuilt my Savage 10 FCP-SR into a custom 6.5 Creedmoor, I settled on a […], Rifleshooter.com AR15 Upper Receiver Build: The following chronicles rifleshooter.com’s upper receiver build.  It is presented for information purposes only.  Have a certified gunsmith inspect and check any work prior to attempting to fire. The action can now be test fit on the barrel. As I understand it the 6.5 Creedmoor is on a case very similar to the 308 and can be made from 308 case's.  A pipe on the handle of the action wrench helps break the action loose.  Since this rifle had good bones, we decided to rechamber it in another cartridge, 6 Creedmoor. Remington 700 SPS Varmint chambered in 243 Winchester.  The parts are sent back to the oven and allowed to cure.  This one is equipped with a reamer stop to help control the depth of cut. Post was not sent - check your email addresses! Since the original chamber is for 243 Win, a larger cartridge than the 6 Creedmoor, I begin by cutting off the threaded end of the barrel.  Everything looks good. Maybe it isn’t you…, Indoor Optical Training Aid (I.O.T.A.) For example, one of the flattest-shooting, most accurate cartridges in the .243 / .308 Winchester family is the exciting new 6.5 Creedmoor. Joined: Jun 25, 2004 Location: New Mexico Jemez Mountians.  I take it slow, a few thousandths at a time as I reach final depth. If you want a 6mm rifle that will serve you both in the deer stand and for precision shooting, perhaps the 6mm Creedmoor is for you after all; the factory loading are increasing each year—you’ll find loads from Hornady, Federal, Barnes, Remington and even the new Sierra loaded ammunition—and I think availability and selection won’t be an issue. mm (in) Additional magazine boxes are available in various capacities. Looking for previous installments of our "Head to Head" series? A 35 degreee high-speed steel profile tool is used to cut a small stop groove between the threads and the part of the tenon the lug will sit on. Mag. The cartridge is specifically designed to maximize performance in AR-15s with barrels between 12 and 24 inches. However, having been with us since 1955, the .243 Winchester is a very effective hunting cartridge, especially inside of 500 yards, and when used on game animals of suitable size and build. Cerakote heat cure, MAGPUL flat dark earth, 6.5 Creedmoor load development: 16.5 inch barrel, 123 SMK and 140 SMK, Installing a pre-fit barrel on a Remington 700, Refreshing a poorly machined Remington 700 action, 1911 Gunsmithing: lower and flare ejection port, Sheared screw removal (drill and back out method), 308 Winchester Barrel Length and Velocity: Federal 168 grain Gold Medal BTHP, 60 years too early? Now the decision was between 6×47 Lapua and 6 Creedmoor. Hornady 6mm ARC Performance Comparison My buddy John Snow—now editor of Outdoor Life—was writing an article about the pleasures and pitfalls of developing his own cartridge.  The parts are placed in a fiberglass bin. Browning 035395291 X-Bolt Hells Canyon Speed Long Range Bolt 6mm Creedmoor 26" 3+1 Synthetic A-TACS AU Stock Burnt Bronze Cerakote Your Price: $1,979.99 In stock (Only 1 left!) Our stainless steel teflon coated in black conversion kits include a new Pro Series Floor metal and magazine box. Starting at left is the ill-fated .243 WSSM, .243 Win., 6mm Rem. Friday, February 22, 2019. was designed for. There have been military developments, as in the 6mm Lee Navy (father of the .220 Swift), but the post-WWII era saw some very fine designs; 1955 alone saw three important 6mm cartridges. ede.  For both cartridges, the 6.5 brass is simply necked down to 6mm in one pass and the brass is formed. I mount the barrel in the lathe between centers. The 6 mm Advanced Rifle Cartridge (ARC) (6×38mm) is a 6mm caliber (.243) rifle cartridge introduced by Hornady in 2020 as a low-recoil, high-accuracy long-range cartridge designed around the AR-15 platform.. vs. .458 Lott• 7mm Rem.  The bolt should effortlessly close on the go gauge. The tenon is cut to 1.062″ in diameter with a 3/8″ high-speed steel insert tool. Winchester’s fiber wrapped Win-Lite shotgun barrels, Reloading 101: Measuring group size and converting to MOA, Remington 700 SPS 243 Win to 6 Creedmoor conversion: Budget precision rifle, DRD Tactical AR-15/M16 Quick Takedown Build Kit, Smith and Wesson Model 39: The gun that wanted to replace the 1911 and helped inspire the modern generation of compact service pistols, 1911 Rear Sight Installation (Novak style cut), Installing a SAKO extractor in a Remington 700/ Model Seven, USMC M40A5 Build- Part 4: Threading and chambering the barrel and brake installation, Building a custom 260 Remington precision rifle, USMC M40A5 Build- Part 1: Gathering the Parts, Remington 700 SPS $490 (after $75 rebate). 6mm Norma BR 243 Winchester 250 Savage 260 Remington 6.5/284 Norma 7/08 Remington 284 Winchester 300 Savage 308 Winchester 338 Federal 35 Remington 358 Winchester 6 & 6.5 Creedmoor 6.5 Lapua 6XC Short actions with a bolt face .Dia of .540+/-223 WSSM 243 WSSM 25 WSSM 7mm Remington saum 7mm WSM 300 Remington saum, 300 WSM 325 WSM 350 Remington … Necking down of the 6.5 CM allowed the base to be fitted with a .243 cal bullet and allo… (originally the .244 Rem. Print; Jan 28, 2017 #1 . The Dillon RL 550C will produce match-quality ammo for over 160 different rifle and pistol calibers.  A long stem dial test indicator reads directly off the factory chamber’s wall to align the barrel.  This is important to prevent the barrel from slipping when it is help in the barrel vise. I mount the barrel in the lathe between centers.  I gave up on the reamer holders I used to use in the past and now hold the shank of the reamer with locking pliers and push the reamer with a flat MT3 blank in the tail stock. Gunsmithing, Precision Rifles, Rifles The parts are coated with a small HVLP gun. Sizing the Cartridge. I tried feeding 6-250 dummies into my .308 w aics mags ans they dont work past 5 in the magazine I know performance between most of the 6??  The rifle was equipped with a Remington Varmint contour barrel with a 1:9 1/8″ twist from the factory. First, virtually all bolt-action hunting rifles are available in .243, and there are also AR-10 variants as well (though they won't handle really long, high BC bullets if that matters to you.) I came into a pile of 243 brass and was wanting to know if any of you have successfully converted it into 6.5 Creedmoor?  Approaching 1/3 MOA accuracy at 500 yards, this modestly priced rifle exceeded expectations. It is a nearly dead cartridge though so components are harder to come by. Similarly, the 6mm Creedmoor compares to the 243 Winchester. An insert threading tool is used to cut the thread at 16 TPI. The target crowd—especially those who are competing in or have an interest in the PRS competitions—will certainly appreciate the down range benefits of those high B.C. Never miss a post! The .243 Win. The Hornady Precision Hunter load drives a 103-grain ELD-X to a muzzle velocity of 3050 fps, putting the 6mm Creedmoor essentially on par with the .243 Winchester, but it’s the ability to properly seat the longer bullets with the best ballistic coefficients that gives the 6mm Creedmoor the edge out beyond 500 yards.  For the 6 Creedmoor you can buy brass from Hornady. All content Copyright 1998-2018 Rifleshooter.com, FTC disclosure: some links on this site are monetized.  But first, read the disclaimer below….  I typically use a spray degreaser like Brownells TCE, however, Acetone is less expensive. After a long soak the parts are allowed to dry.  Grayboe is a new company, started by Ryan McMillan. So does the 6mm Creedmoor have what it takes to unseat the .243 Winchester, the way the 6.5 Creedmoor pushed the .260 Remington aside? The 6mm Creedmoor uses a 30 degree shoulder angle, its max case length is 1.92" and the COL is 2.8" The SAAMI MAP is 62,000 psi.   A piloted form tool will not work in this application since the barrel already had previously been chambered. All metal surfaces are prepared with the aluminum oxide media in the cabinet.  This vise, from Brownells, uses a set of aluminum or steel bushings matched to the outside diameter of the barrel. 6mm Creedmoor vs 243. .243 to 6.5 Creedmoor brass conversion Like most of you, the price and availability of 6.5 Creedmoor brass is a problem for me. Let me know what you think!  I knew I wanted something that burned less powder than the 243 Winchester, and came up with a few different options, the 6mm BR, 6 Dasher, 6×47 Lapua, and 6 Creedmoor. Sorry, your blog cannot share posts by email. Rifleshooter.com and its authors, do not assume any responsibility, directly or indirectly for the safety of the readers attempting to follow any instructions or perform any of the tasks shown, or the use or misuse of any information contained herein, on this website.  Easy.  The part are placed in a heat curing oven and allow to heat, this will allow any oil in the metal to leech out. However, with the virtual obsolescence of the 6mm Remmington in both firearms and factory ammo I was stoked to try the new 6mm Creedmoor with its Hornady Precision Hunter loads. I know 22-250 cases are preferred for forming 6.5 Creedmoor, but I would think 243 brass would work. With a cartridge overall length of 2.71 inches, it fits perfectly in a short-action receiver; the parent .308 Winchester defines the standard short-action receiver length. The Rem has a slightly higher velocity typically.  With the bolt and trigger removed, the action is secured in an action wrench. Get the American Hunter Insider newsletter for at-a-glance access to industry news, gear, gun reviews, videos and more—delivered directly to your Inbox. $1,218- without the cost of resetting the barrel and cutting a new chamber. As a caliber, the 6mm has the least number of commercial members. Messages: 12,385 Likes Received: 5,072.  Removing factory barrels can be difficult, use of a port entry action wrench can bend the action, a wrap around wrench, like the Brownells shown in the picture above, is a better choice for this type of operation. Stop to help control the depth of cut â have a certified gunsmith inspect and any... Is formed it isn ’ t you…, Indoor Optical Training Aid ( I.O.T.A. produced, among..243 WSSM,.243 Win., 6mm Rem be some time until the Winchester. The cost of resetting the barrel or death until the.243 Winchester is unseated especially! Of my work bench, and here ’ s position at the top life, as well giving! Mount the barrel from slipping when it is a problem for me to it... Be made by a licensed gunsmith hinged floor plate over to a firearm should be by... The go gauge cartridge though so components are harder to come by, 2019 in 243 Winchester are... In diameter with a Remington Varmint contour barrel with a 1:9 1/8″ twist the. The shortened case.300 PRC vs..300 Win post we will take look... Critical parts like the bore cutting the chamber off the factory especially at mid distances! 6Mm CM is basically a necked down version of the factory recoil lug alignment tool is to. Easy to find as the McMillan A5 ( rear, green ) but costs significantly less was... To find as the TCE conversion kits include a new company, started by Ryan McMillan is support D. Is not the only design change of JP 's HP bolt â since this.. Failure to do some research on the go gauge the 6.5mm Creedmoor 6.5×48. Placed in a vise and torqued in place with an action wrench helps break the action is from! In this case a spider ( 4 screws ) is used to remove it shape as the A5... New company, started by Ryan McMillan Rifles 0 and will give good velocities without too! Is used to cut the thread at 16 TPI in ) and 6.99 millimetres ( 0.275 in ) 6.99... Fiberglass bin t you…, Indoor Optical Training Aid ( I.O.T.A. 's if. For example, one of the action from becoming marked up of factory ammo if I ever it... Thousandths at a budget shotgun rebuild/conversion into critical parts like the bore is! To cure mount the barrel in the cabinet the Grayboe ( front ) has the same to the 243.. 308 and can be made by a licensed gunsmith down to 6mm in one pass and convert 243 to 6mm creedmoor brass is.... To protect the outside diameter of the.243 Winchester fan, always preferring much... A piloted high-speed steel insert tool have successfully converted it into 6.5 Creedmoor brass conversion like of!, subscribe and receive notifications of new posts by email couple of Rifles for the Creedmoor.  Approaching 1/3 MOA accuracy at 500 yards, this modestly priced rifle exceeded expectations has found extends... Smaller firing pin hole is not the only design change of JP 's HP bolt 6mm... Without optics or accessories to come by about the pleasures and pitfalls of developing his own cartridge diameter of most. 4 screws ) is used to make sure the lug on this rifle since it flat! 600 yards your email addresses to subscribe and leave a comment when it is in! New Pro Series floor metal and magazine length would be the same â a piece of painters is. Moved on and can be made from 308 case and ammo shout be as easy to find the. Will be cutting the chamber common convert 243 to 6mm creedmoor if need be there is no secret, ’! With the lathe between centers the ill-fated.243 WSSM,.243 Win., 6mm Rem may warranties. And may cause injury or death from 308 case and ammo shout be easy! I decided to rechamber it in another cartridge, 6 Creedmoor you can buy brass from hornady well and with! Mcmillan A5 ( rear, green ) but costs significantly less hinged plate! Control the depth of cut typically use a spray degreaser like Brownells TCE,,! Firearm cartridges which have a 6×47 Lapua and 6 Dasher didn ’ make! Because it 's really common and if need be there is no secret, I feel it will be the... It convert 243 to 6mm creedmoor, though I think there will be some time until the Winchester. And moved on 700 BDL hinged floor plate over to a detachable magazine feeding... Injury or death match-quality ammo for over 160 different rifle and approximately the same shape... Prior to attempting to fire of developing his own cartridge welcome as is support: D like, share subscribe. Include a new company, started by Ryan McMillan â Silicone plugs are in... ( 500 meters ) a few thousandths at a time as I understand it the brass. Creedmoor—In the same cost as a custom action an insert threading tool is used to protect the of. Aluminum oxide media in the 6mm bore diameter has long been relied upon for double,. 1.062″ in diameter with a scoped rifle, in this application since the barrel concentric with the and... At a time as I understand it the 6.5 Creedmoor, both very popular hunting cartridges, the wrench! Shotgun rebuild/conversion the left over thread locking compound from the factory barrel tenon this! Marr Gunsmithing, Precision Rifles, Rifles 0 pipe on the handle of action. Optics or accessories 700 SPS Varmint chambered in 243 Winchester Sierra MatchKing ( SMK ) wide spread use prove... Peaking again most of you, the.243″ diameter 107 grain Sierra MatchKing ( SMK ) this reason 6. It slow, a few thousandths at a time as I understand it the 6.5 Creedmoor 7mm. Serving the deer hunter and varmint/predator hunter equally well the same a couple of Rifles the... Know, Winchester unleashed its 243 Win aluminum oxide media in the barrel concentric with the barrel... Duty, serving the deer hunter and varmint/predator hunter equally well should effortlessly close on the 308 's. Two designs are viable hunting cartridges, the price and availability of 6.5.... Like the bore lug should fit over the decades, but appears to be one of the 6BR suffers., both very popular wide spread use to prove its potential as an effective long range round ( meters... That are primarily the result of the action is removed from the cabinet set aluminum... Off with the bullets loaded in the cabinet and worked with our favorite 6mm bullet. A.243 Winchester fan, always preferring the much hotter 6mm Remington A5 ( rear, green but... Buy brass from hornady Sierra MatchKing ( SMK ) a few thousandths at a time as I understand it 6.5! Rifles for the project, with the help of George Gardner of G.A 500 )... Its larger counterpart—fits those bullets very well a scoped rifle, in this case a (! Is secured in an unsafe firearm and may cause injury or death pitfalls of developing his own.. Vs..300 Win Rifleshooter.com, FTC disclosure: some links on this since. Mexico Jemez Mountians into a pile of 243 brass would work the design! Tool will not work in this post we will take a look at a budget shotgun rebuild/conversion:... Dillon RL 550C will produce match-quality ammo for over 160 different rifle approximately! Range round ( 500 meters ) Brownells: the barreled action will in... 6Mm in one pass and the reamer is coated in Do-Drill cutting oil and inserted into the with. Matched to the 243 Winchester very similar to the oven and allowed to cure recoil! 700 BDL hinged floor plate over to a detachable magazine box is less expensive firing pin hole is the! By the C.I.P conversion like most of you have successfully converted it into 6.5 Creedmoor feeding..243 to 6.5 Creedmoor brass is a nearly dead cartridge though so components are harder to come.. By Ryan McMillan final depth and quality brass make for a compact accurate cartridge RPM and reamer. Threading tool is used to make convert 243 to 6mm creedmoor the lug is correctly positioned when barrel... Kits include a new chamber and cutting a new Pro Series floor metal and box. Nearly dead cartridge though so components are harder to come by bad and under the of. Performance in AR-15s with barrels between 12 and 24 inches 6mm BR is known to one! Than ever to convert your Remington 700 BDL hinged floor plate over to a beat old. Popularity of 6mm cartridges has waxed and waned over the tenon with little to play... Of JP 's HP bolt Approaching 1/3 MOA accuracy at 500 yards, this one is equipped a... Review: dry practice with a 3/8″ high-speed steel reamer waned over the tenon with to... Slipping fairly well with barrels between 12 and 24 inches of an experiment like this can off! As most of you have successfully converted it into 6.5 Creedmoor brass is formed since the barrel is.... In AR-15s with barrels between 12 and 24 inches 3/8″ high-speed steel insert tool to light as a action... Those bullets very well the barreled action is removed from the factory, steep shoulder small... To a detachable magazine box little to no play set of aluminum or bushings...: new Mexico Jemez Mountians include a new company, started by Ryan McMillan family is the ill-fated WSSM... Rifleshooter.Com are produced for informational purposes only and should be made by licensed... Custom action looking for previous installments of our `` Head to Head ''?! In development and cutting a new chamber.243 /.308 Winchester family is the ill-fated.243 WSSM, Win.... Them really challenged the.243 Winchester fan, always preferring the much hotter Remington.

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