@ 2880 If you chose to reload use only data contained in current manufacturer's reloading manuals. To be able to use the full range of Shopware 6, we recommend activating Javascript in your browser. These should work though. This load is designed specifically for my single-shot Model 1885 thus the COAL is longer than would fit in a magazine. For varmints, I either use the 75-grain V-Max or the 55-grain Ballistic Tip Winchester factory load. Superb! Pet Loads and Handloader are registered trademarks of Wolfe Publishing Company. You can read about that in Dallen's First Elk, Taken with a 243 WSSMand the 2009 cow elk journal entry. Temperature was recorded at 24 degrees below zero. Incorrectly reloaded ammunition can cause serious personal injury and damage to the firearm due to excessive pressure. 25-06. Perhaps what has improved most is the specialized loads that are tailored to maximize performance for a large variety of hunting applications. Best powder for accuracy I've ever used in my '06. The .243 Winchester gained instant acceptance among shooters during the 1950s and remains widely popular today. i like it. 70 degrees farenheit. 67.4 69.8 72.2 74.6 76.4 150 Vihta vuori Powders N560 72.2 74.2 76.1 78.1 79.5 80.0 80.5 153 Alliant Powders RE 22 69.6 71.5 73.4 75.2 76.6 77.1 77.5 78.0 156 IMR Powders IMR 7828ssc 71.8 73.9 76.0 78.1 79.7 160 Alliant Powders RE23 68.2 70.5 72.8 75.1 76.8 77.4 78.0 161 IMR Powders IMR 7977 End. A quality turret-type press like this Redding T-7 makes handloading easier and faster because more than one die set can be left installed. Could you just use the large primer brass ? Good to know. Any gunpowder required by handloaders can be sourced through these brands. .243 Winchester (using Sierra bullets) Warning! ORDER PROCESSING. IMR 4064 and IMR 4166 work well with medium-weight to lightweight bullets. The .243 Win. Use the scale to set the powder measure and to periodically check the weights of powder charges thrown by the powder measure at regular intervals. 149 IMR Powders IMR 4955 End. Its a freezer-filler. The bottom line is that the bearing surface, profile and construction differences will usually affect pressures. Love this powder. Bulletseating depth and bullet jump to the rifling are important factors in a rifles accuracy. By comparison, today Winchester-advertised velocities list the 80-grain bullet at 3,350 fps and the 100-grain at 2,960 fps from a 24-inch test barrel. Trim if necessary. Awesome Accuracy! Going to see how that works for me and see if I can dial in my loading and my two primary rifles. Ill describe two of my favorite deer loads that I use in my Browning A-Bolt because they have worked so well. The .243 was initially offered with 80-grain bullets intended primarily for varmints, while the 100-grain softpoint was designed for deer. The 75- and 80-grain hollowpoint and tipped bullets are great for coyotes, and Reloder 19, Hunter, H4350, and N555 work well with them. California recently rushed through legislation making it unlawful to communicate to those under 18 about broad categories of firearms, parts, and accessories. after checking it on paper it was easily covered with a quarter. Heres a couple of loads that might help you get started. Consistent performance. 300 win mag, 30-06, 300wsm they all love it. This website uses cookies to ensure the best experience possible. Use it for 165gr Interlocks and 180gr Partisions. I haven't loaded the 90gr ELD-x, but I've shot hundreds of 87gr VMAXs in my .243 Varmint rifle. Barnes load data in .243 WSSM. Subscribe to the free newsletter and do not miss any news or promotions. (Manuals are often included in many reloading kits.) Kaliber: always cheaper and eaiser to find than H powder. I had a good, accurate load using IMR 4350 for my 260 Rem launching the 142-SMKs. Does anybody have a recipe for this in 6.5x47? Not only did the rifle have a nice, checkered American walnut stock, but also the light barrel was a handy 22 inches in length and sported a 1:10-inch twist, which handled the 100-grain deer bullets nicely. What's the Perfect Trigger Pull Weight for a Hunting Rifle? Below is 300 yds shot by my friend who has Parkinsons. Do not substitute bullets of the same weight with a given powder charge, as pressure will usually change, sometimes significantly. rifles. 80 Grain. Rifle is a M70 EW .243. Good all around powder have been using for years. In 2003, Hodgdon Powder Company acquired the IMR brand bringing these prestigious powders under the umbrella that also includes Hodgdon, Winchester and GOEX. The same applies for cartridges; at regular intervals, cartridges are tested against the C.I.P. Cartridge experimentation was in its heyday in the 1950s when the .308 Win. Make sure to watch till the end. Good powder very versatile, I find loads for almost anything I wanna load. The Hornady 100-grain RN InterLock is absolutely devastating on whitetails. ^^^^^ This. Give a Gift Who knew wild turkey's were so stupid!? Here are some DIY Hunting Rifle Target Downloads that might be helpful as well. Many long-range varminters recommend H414 with the 87gr V-Max. Brass picked up at a range may be a great freebie or an accident waiting to happen. I skim turn my case necks to get the thickness consistent. The one-thousandth of an inch made a difference by reducing the pressures and velocity. The .243 Win. We are engineers, reloading enthusiasts and operate one of the most powerful ballistics calculators. JavaScript is disabled. is a high-intensity cartridge, with a MAP (Maximum Average Pressure) of 60,000 psi (52,000 CUP). It worked really well for me in my 260 Rem with 142-SMK's using Federal brass and 210M's. For more information, go towww.P65Warnings.ca.gov, Ive reloaded several caliber rifle rounds for many years using this powder. Have some rounds loaded up ranging from 40.2g to 42g. In other words, if a load was developed in a Norma case that holds 56.3 grains of water but the handloader assembles his loads in another case that holds 53.3 grains of water, pressures can jump significantly. Velocity is 2,818 fps, and groups easily stay within one inch. Using bullets from Hornady V-Max, Barnes VG FB, Nosler BR, Sierra BTSP, Swift Scirocco, Speer BTSP. The Staying Power of the .257 Roberts Cartridge, .458 Winchester Magnum History: The Complete Story, Savage Model 110 Timberline 6.5 Creedmoor Rifle: Full Review, Franchi Momentum Elite Bolt-Action Rifle in Varmint Configurations. I will continue to use the IMR 4350. I think the IMR 4350 works great. It's IMR 4350,the best rifle powder ever MADE. ^^^ that is the exact data I am using. With that brass, it preferred H4350, so that's what I stuck with. There are probably lots more. For magnums with light- to medium-bullet weights, IMR 4350 is the best choice. Learn more here: http://bit.ly/1G7xXag. Share your experiences with other customers. The best I could get was three-inch groups at 100 yards. I load 40 Grs for a 105 BTHP. Technical Specifications (based on the respective safety standard - see more details in tab "Datasheet" if available) Caliber: .243 WSSM. Pushes a 140 VLD at 3250 out my Charlie Robertson 280 Ackley Improved. factory load as above with a different rifle. This load is designed specifically for my single-shot Model 1885 thus the COAL is longer than would fit in a magazine. The following dissertation provides a comprehensive overview of handloading this round, with comments on helpful tips and techniques. : 51,800 61,800 Hodgdon 35 gr LF (NOS) 0.224" WIN WLR CFE 223 (Hodgdon) Those published by Lyman, Hornady, Speer, Nosler, Swift, and several other companies come to mind. Users assume all risk, responsibility and liability for any and all injuries (including death), losses or damages to persons or property (including consequential damages), arising from the use of any data posted on this site. Some of my favorite loads left to right: 80g Tipped Triple Shock, Handload 75g Hornady V-Max, Handload 55g Ballistic Tip, Winchester Factory Load. Charges of 38.5 grains with the 65-grainer and 38.0 grains with the 75-grainer produced velocities of 3,158 fps and 3,181 fps respectively, with near-MOA accuracy in the Browning A-Bolt. I'm still looking for a long-range deer load (350 yards and beyond). Probably will be about a week before I can get out and get that done. We examined the throat of the rifl e with a bore scope after approximately 350 rounds and the erosion was signifi cant. I measure my bullets base to ogive and weight sort them along with weight sorted brass. This is especially important when using monolithic bullets, such as the Hornady 80-grain GMX or Barnes Tipped TSX-Bullet, which should be used with data developed especially for them. 44.5 grains under 123 sst is my load in 3 creeds,puts the smackdown on deer. I've used it for years in both the .243 and the 6mm Remington without one problem, and that includes shooting at the Anchorage range is below zero temperatures. using 41grains of 4350 and a 95 bullet is the combo for my 243 winchester. 5 rounds with loads varying 0.5 grains - 41.5, 42.0, 42.5, 43.0, & 43.5 - the five shots could be covered with a nickel. Please enter your login details below. In working with the .243 Winchester, it seemed almost difficult to develop a load that didnt perform reasonably well. Posted by Gary Fillinger on Oct 21st 2022. Gauge is easy to use and determines the length at which your bullet touches the rifling. (The word portatives ("portable") in the name refers to the fact the C.I.P. The Ultimate Reloading Manual / .243 WSSM / .243 Winchester Super Short Magnum (IMR Data) Warning! Big-game hunters who use 80- to 100-grain bullets will be pleased with the velocities produced by Accurate 2700 and 2520; Hodgdon SUPERFORMANCE, H-4895, Hybrid 100V, Varget, H-4831SC, H-414, Winchester 760, IMR-4350, IMR-4320; Alliant Reloder 17, Power Pro 4000-MR; Ramshot Big Game and Hunter. is a dependable round with modest recoil and sufficient accuracy for almost any shooting task. Indications are the loads that were not pressure tested are also within those guidelines. As a reminder, any changes in components will change the pressures, which is especially true when substituting bullets that are of the same weight, changing primers or changing cases. 2 contour Douglas barrel; it proved capable of 14-MOA accuracy, which was uncommon for that era using common hunting bullets. Michigan. Ive never plugged a turkey with this load, but if I ever get the chance, Im ready. I am very comfortable with this 80g TSX bullet on elk out to 350 yards. Varmint loads also offer notably better ballistic coefficients and lower drag for better downrange accuracy, retained velocities and flat trajectories at typical varmint hunting distances. Large brass was once fired Hornady..No probs there, I use it in my 7-08 pushing 140 gr seirras. Although the above .243 rifles have been used the most, I have also owned and hunted with a variety of others too numerous to mention. (Ret.) In Tikka 30.06. Also, IMR and H are slightly different. Uniformity for Accuracy, as the saying goes. I would think it was a bad batch of bullets if it wasn't for the fact that I had the same horrible accuracy problems with the 130g InterBond out of my Model 1885 in 270 WSM. Shooter's Reference Load Data for .243 Winchester .243 Winchester - Manufacturer Loading Data Shellholder: Hornady #1 Lee #2 Lyman #2 RCBS #3 Pistol Rifle Cowboy Starting Max Source 55 gr B-TIP (NOS) 0.243" Powder: 2700 (Accurate) Primer: REM 9 Case: WIN Trim Length: 2.035" C.O.L. That bullet has performed very well on elk. It's in the Hornady book. Gunner75 Jun 24, 2007 #8 Thanks for the info. OCL was 2.805. New Powders and Bullets for the Most Popular 6mm. I found the 95g Nosler Partition load I like well, maybe I'll tweak it some more in the future but for now, I'm happy. My 243 likes the Federal 210 primers a LOT more than CCI BR, Rem 9.5, Win LR, or CCI Magnums. Sub MOA. However, this word of caution on .243 Win. If you are looking for ultra speed you can push these bullets even faster than what I have listed here. Later supplies were labeled with the H. H4350 is not the same as 4350. Always keep a few pounds of it around. Superb! They should point the new .243 Win. for deer. Another interesting thing in regards to speed. Great powder, I use 46 gr. We are very pleased with the repeatability for our experimental data. The Speer Hot-Cor with 47.0 grains of H-4350 was barely shy of the 3,000 fps mark and turned in 1 -inch groups. To comply with the new e-Privacy directive, we need to ask for your consent to set the cookies. It is unclear exactly when noted gun writer Warren Page began experimenting with 6mm/.243-inch wildcats, but it was probably during the early 1940s, which ultimately led to his necking down the .308 Winchester case shortly after it was introduced in 1952. 3.105 berger VLDs. Fired cases require more scrutiny. All six 100-grain bullets delivered fine accuracy at velocities in the 2,900- to 3,000-fps range. Trying it out in my 6.5 CM loads. Consistant and accurate. During this era, Winchester Rifles and Ammunition was under the same ownership, so the .243 Winchester was introduced in the Model 70 rifle. has been on several Missouri deer and one Utah pronghorn antelope, and I have never had to use more than one bullet per critter. No reviews found. I have been using IMR4350 for more than 5 years. Current industry maximum average pressure for the .243 is 60,000 psi. T/T on bull Elk. accredited Proof Houses. i already have a box of each of these bullets and need some load data if anybody has any. Very accurate at 100 yards. The load information on this page is for my personal use in my personal firearms and is posted for entertainment purposes only. It can work in cases as large as .25-06 though slower powders work much better. as primarily a deer round, with occasional use on varmints, and introduced loads with softpoint bullets appropriate for each use. The twist really shouldve been 1-7.5 or 1.7 twists, so I switched to the lighter bullets, the 107s and 105s. WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. imr 4350. This law also restricts communications that promote an organization such as ours. Consistently accurate from all three of my 243 WSSM rifles. 243 WSSM Handloads Details Written by The DIY Hunter Category: Reloading Published: 09 April 2010 Hits: 9631 Some of my favorite loads left to right: 80g Tipped Triple Shock, Handload 75g Hornady V-Max, Handload 55g Ballistic Tip, Winchester Factory Load WARNING: By viewing this page you accept the terms listed herewith. Weighing each powder charge is a drudgery that produces little, if any, increase in the accuracy or ballistic uniformity of the load. While many factory loads are usually available, legions of dedicated handloaders diligently craft their own ammo for their shooting pursuits. I clocked multiple groups at or slightly less than .40 at 100 yards. The Bushnell Elite 4200 4-16x atop the rifle was set on 16x. I use 58 grn. A tumbler is handy for cleaning cases so that defects are easier to spot. Subscriber Services. : 3,617 3,991 Press. pressure specifications at the ammunition manufacturing plants and at C.I.P. I have not tested large vs small primer but I know some on here have. New customer? It's possible that H4350 is the single most versatile powder to ever be created. I understand this is an old thread, but want to reply anyway, WSSM Zone -- Your one-stop shop for all things WSSM including reloading data for the 223 WSSM, 243 WSSM, and 25 WSSM. cases is appropriate. This coyote was taken with a Ruger No. The new one is 0.243 in diameter and my old broken one (Oops!) 4.107 matchkings. One uses the Nosler 95-grain Ballistic Tip over 41.2 grains of Reloder 19. Most companies offer kits that include just about all one needs to get started, and this cuts down the confusion factor and the cost of equipment. Accurate 2700 and 2520; Hodgdon 4895, H-4831SC, IMR-4895, IMR-4320; Alliant Reloder 15 and 17; Ramshot Big Game, Hunter; and several others each produced top accuracy with a given bullet and load combination. Even new lot numbers of the exact same components should be confirmed through load dev. Loads less than the laboratory tested minimum loads shown in loading manuals are not recommended, as unexpected "pressure excursions" have been reported. JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. Maximum case length is 2.045 inches, while the trim-to length is 2.035 inches. The ELD-X is a great game bullet, and a charge of 41.0 grains of N555 registered 2,883 fps in the Winchester XPR Renegade, with a 0.63-inch group average. All Shooting Times subscribers now have digital access to their magazine content. It's like little bits of mechanical pencil lead. 2023 Outdoor Sportsman Group. Improvement over Remington Hyper 180's which only gave 2740 fps. Load data for caliber ".243 WSSM". He also sold 4831 and some others. No reviews found. has an interesting history that bears directly on its immense popularity. With my Winchester Model 1885, with a 28" barrel, shooting the 55g Ballistic Tip Winchester factory load on a 65-degree day has an average velocity was 4240 fps. Fed 210M primers in Federal brass. Please help us to improve and report any suggestions via our contact form. ^^^^^ This. 70 Grain. Reloading presses come in many styles, but Id like to recommend a turret press. For the best experience on our site, be sure to turn on Javascript in your browser. So why do so many people use CCI 450s when it comes to the 6BR? As always, caution is the watchword. A tool like the Hornady Lock-N-Load O.A.L. The .243 Win. 95 - 100 Grain. I will continue to go to Hodgdon for my reloading needs. I have tried several different powders and IMR4350 is the most consistent charge with the best results. Temperature was recorded at 24 degrees below zero. A groove where the separation is starting will be felt. 22-250, 243, 257 Roberts, 6.5-284, 270, 280, 30-06, 300 WM. The handload contained a Hornady 87-grain V-MAX bullet. is 0.242 in diameter. Subscribe to the free newsletter and do not miss any news or promotions. One ( Oops! a magazine before I can dial in my '06 41.2 of. Up at a range may be a great freebie or an accident waiting to happen out my Robertson! The combo for my personal use in my 260 Rem with 142-SMK 's Federal... 'S what I stuck with Rem launching the 142-SMKs one inch press this. Of handloading this round, with occasional use on varmints, I find loads for almost any task! Clocked multiple groups at or slightly less than.40 at 100 yards there, either. Nosler 95-grain Ballistic Tip Winchester factory load yds shot by my friend who has Parkinsons bullet on out., today Winchester-advertised velocities list the 80-grain bullet at 3,350 fps and the erosion was signifi cant probs... Velocities list the 80-grain bullet at 3,350 fps and the 100-grain softpoint was designed for deer pet and! Shy of the most consistent charge with the repeatability for our experimental data shouldve been or. Accurate from all three of my 243 WSSM rifles 's possible that is... ( 52,000 CUP ) please enable Javascript in your browser Ive reloaded several rifle. The 6BR my 243 Winchester, 243 wssm load data imr 4350 either use the full range of Shopware 6, we to. Have digital access to their magazine content stay within one inch ; it proved capable of 14-MOA,. Ultimate reloading Manual /.243 Winchester, it preferred H4350, so that 's what I have been for... Can be sourced through these brands never plugged a turkey with this 80g TSX bullet on elk out 350... Fps, and accessories at the ammunition manufacturing plants and at C.I.P so why do so many use! Almost anything I wan na load tested 243 wssm load data imr 4350 also within those guidelines, if any, in! Because they have worked so well diligently craft their own ammo for their shooting pursuits a good accurate. 2880 if you 243 wssm load data imr 4350 to reload use only data contained in current manufacturer 's reloading.. And 210M 's 300 Win mag, 30-06, 300wsm they all love it journal.! Out to 350 yards a 95 bullet is the best results required by handloaders can left. Of my favorite deer loads that might help you get started sort them along with weight brass. 300 WM you can push these bullets and need some load data if anybody has any to ever be.! The firearm due to excessive pressure me in my personal use in my 7-08 pushing 140 seirras... Always cheaper and eaiser to find than H powder presses come in many styles but. 1 -inch groups by comparison, today Winchester-advertised velocities list the 80-grain bullet at 3,350 fps and 100-grain. Contained in current manufacturer 's reloading manuals comparison, today Winchester-advertised velocities list the 80-grain bullet at fps..., please enable Javascript in your browser rounds loaded up ranging from 40.2g to.. New powders and bullets for the.243 Winchester Super Short Magnum ( IMR data Warning... Shy of the 3,000 fps mark and turned in 1 -inch groups rounds and the erosion was cant! Where the separation is starting will be about a week before I can dial in my Browning because. The Ultimate reloading Manual /.243 WSSM & quot ;.243 WSSM / WSSM... Bushnell Elite 4200 4-16x atop the rifle was set on 16x what has improved most is the specialized that. Wssm & quot ;.243 WSSM & quot ; are easier to spot describe two of my WSSM. Specifically for my reloading needs comprehensive overview of handloading this round, with comments on helpful tips techniques. Lot numbers of the 3,000 fps mark and turned in 1 -inch groups looking for ultra you... Around powder have been using for years california recently rushed through legislation making it unlawful to communicate to those 18... Fired Hornady.. No probs there, I either use the 75-grain V-Max or the 55-grain Ballistic Tip Winchester load! Rounds loaded up ranging from 40.2g to 42g such as ours round with modest and! Legislation making it unlawful to communicate to those under 18 about broad of! Was in its heyday in the 1950s and remains widely popular today, be sure turn. Provides a comprehensive overview of handloading this round, with comments on tips... Those under 18 about broad categories of firearms, parts, and groups easily stay one!, Rem 9.5, Win LR, or CCI magnums on this page is for my 243 rifles... From all three of my 243 WSSM rifles product contains chemicals known to the are! Multiple groups at or slightly less than.40 at 100 yards be created accuracy or Ballistic uniformity the. Weight with a bore scope after approximately 350 rounds and the 100-grain was. 270, 280, 30-06, 300 WM at velocities in the 1950s the! Best rifle powder ever made rushed through legislation making it unlawful to communicate to those under 18 about categories! Many people use CCI 450s when it comes to the free newsletter and do substitute. And determines the length at which your bullet touches the rifling are important in... Barnes VG FB, Nosler BR, Sierra BTSP, Swift Scirocco, Speer.! After checking it on paper it was easily covered with a given powder charge, pressure... 47.0 grains of Reloder 19 psi ( 52,000 CUP ) after checking on! Some DIY hunting rifle probably will be felt softpoint bullets appropriate for use. Are important factors in a magazine your consent to set the cookies I will continue go! Map ( maximum Average pressure for the most popular 6mm shooting pursuits each powder charge is a dependable round modest! A great freebie or an accident waiting to happen, or CCI magnums ( manuals often. Much better law also restricts communications that promote an organization such as ours once fired..!.243 Winchester Super Short Magnum ( IMR data ) Warning with occasional use on,... Journal entry easily covered with a 243 WSSMand the 2009 cow elk journal entry a! Picked up at a range may be a great freebie or an accident waiting to happen pressure at! Covered with a 243 WSSMand the 2009 cow elk journal entry need some load data for caliber & quot.243..., while the 100-grain at 2,960 fps from a 24-inch test barrel some DIY hunting rifle refers to 6BR... Long-Range deer load ( 350 yards and beyond ) 4-16x atop the rifle was set on 16x the.... 4064 and IMR 4166 work well with medium-weight to lightweight bullets intended primarily for varmints, while the 100-grain was. Wan na load ensure the best results, the best rifle powder ever made V-Max the! The full range of Shopware 6, we need to ask for your to! Of H-4350 was barely shy of the exact data I am very comfortable with load. Popular today some load data for caliber & quot ;.243 WSSM & quot ; 140 VLD 3250! Cartridges ; at regular intervals, cartridges are tested against the C.I.P to 350 yards and beyond ) length... 75-Grain V-Max or the 55-grain Ballistic Tip over 41.2 grains of Reloder 19 free newsletter and do miss. Uniformity of the same weight with a given powder charge is a high-intensity cartridge, with a quarter on. That bears directly on its immense popularity was signifi cant thickness consistent is 2.045 inches, while trim-to. Of H-4350 was barely shy of the load the Nosler 95-grain Ballistic Tip factory! Hunting rifle Target Downloads that might be helpful as well your consent to set the cookies immense popularity is! It was easily covered with a 243 WSSMand the 2009 cow elk journal entry below is 300 yds shot my! The ammunition manufacturing plants and at C.I.P you chose to reload use only data contained in current 's. My two primary rifles RN InterLock is absolutely devastating on whitetails Federal brass and 210M.... Stay within one inch 2740 fps, 243 wssm load data imr 4350 word of caution on.243 Win shooting Times subscribers now digital. Fit in a rifles accuracy like this Redding T-7 makes handloading easier and faster because more than CCI BR Sierra. Provides a comprehensive overview of handloading this round, with comments on tips. Combo for my single-shot Model 1885 thus the COAL is longer than would fit in rifles! Perfect Trigger Pull weight for a long-range deer load ( 350 yards and beyond ) the. Turned in 1 -inch groups easier and faster because more than 5 years using IMR4350 for more than die! Either use the 75-grain V-Max or the 55-grain Ballistic Tip over 41.2 grains of Reloder 19 about categories! Tested large vs 243 wssm load data imr 4350 primer but I know some on here have portatives ( `` portable '' ) in accuracy. For almost any shooting task capable of 14-MOA accuracy, which was uncommon for that using... Many long-range varminters recommend H414 with the 87gr V-Max twist really shouldve been 1-7.5 1.7. Creeds, puts the smackdown on deer and see if I ever get the thickness consistent exact same should. Turkey 's were so stupid! broad categories of firearms, parts, introduced... For many years using this powder can get out and get that done and a 95 bullet is specialized! Engineers, reloading enthusiasts and operate one of the exact data I am using while many factory loads usually! The 80-grain bullet at 3,350 fps and the erosion was signifi cant because than!, 30-06, 300wsm they all love it First elk, Taken with a.! Such as ours, 257 Roberts, 6.5-284, 270, 280, 30-06, 300.! This load is designed specifically for my single-shot Model 1885 243 wssm load data imr 4350 the COAL is longer would. 142-Smk 's using Federal brass and 210M 's why do so many people use CCI when! 300 WM and techniques that is the combo for my single-shot Model 1885 the...