For the best experience on our site, be sure to turn on Javascript in your browser. With H1000 being harder to find recently I am going to try the 7977 with both the 300Gr and some 250Gr Bergers. For a better experience, please enable JavaScript in your browser before proceeding. Thanks fellas. Bullet: Nosler BST 200 gr: Bullet weight: 13 g / 200 gr: B.C: 0.414: C.O.L: 92.0 mm / 3.622 # 33200: Gunpowder Charge Weight Velocity m/s Velocity fps; Norma MRP: . You are using an out of date browser. The main features of the Enduron series are copper fouling eliminator, insensitivity to temperature changes, ideal loading density and being environmentally friendly. I sure wouldn't want to do without it . The maxorder quantity of any powder SKU is. IMR Enduron 7977. Sign up with your email address to receive news and updates. IMR 7977 is comparable to Hodgdon H1000. It is recommended for the .25-06, 6.5mm-284, 7mm Rem. In fact, E. I. duPont arrived in America in 1800 determined to make an improved gunpowder and, by 1802, was producing gunpowder in a new plant along the Brandywine River in Wilmington, Delaware (this plant morphed into what is today the GOEX brand of black powder). For the 338 Lapua, the 300 grainers are too heavy and IMR 8133 is too slow. I have 4 shooting buddies that run RPR's. 56.0 grns behind a 100gr NBT got me 0.5" at 100 with 3156 f.p.s. US 869. to 90 gr. US 869 is a 50 BMG propellant that offers significant advantages in many magnum rifle applications! Loading density is perfect for magnums, contributing to superb uniformity. Comprehensive load data for IMR 7977 Enduron reloading powder und technical specifications for this propellant. Lapua's Scenar-L bullet is the result of decades of experience and state of the art manufacturing capabilities combined with extensive testing. Hey guys, does anybody have any IMR 7977- 338LM data? When we are sold out, we are sold out. BARREL Twist 1-10" GRS. It may not display this or other websites correctly. RCBS #48. VAT (where applicable), shipping costs and possible delivery charges. I've had quickload since 2009 , I think . I have H1000 which I have tried with no luck. In doing so, we deal with integrity and honesty . have used this powder in a .270 wsm useing the Hornady 150 grain SSTwith the exact load as HODGDON recomends and found it accurate and takeing large red deer out to 500 meters with ease. JavaScript is disabled. Gun: Savage Model 110 BA; Barrel Length: 26 inches; 1-in-9-inch twist; Case: Lapua; Primer: Federal 215 Large Rifle Magnum; Bullet Diameter: .338 inch; Maximum COAL: 3.681 inches; Maximum Case Length: 2.724 inches; Trim to Length: 2.714 inches. Charge weights are nearly identical to H1000, which i understand 7977 is supposed to be similar too. Ill be going to 338 LM AI and shoot 300gr Bergers. these would be considered max powder charges . Blog. Scenar-L has truly earned its . If anybody would like to share their load data using IMR 8133, I would be very grateful. To comply with the new e-Privacy directive, we need to ask for your consent to set the cookies. IMR Enduron 7977 is a slower burn rate in the Enduron family. Ramshot Hunter. . is essentially the 6.5 mm Swede (btm.) Reactions: Evlshnngns. We appreciate your patience and continued support! @3000 fps. 338 Lapua Magnum Reloading Data | Berger Bullets. holds 78.6 grains of water, which means the Nosler has a 12 percent increase in case volume while maintaining the same 3.340-inch overall cartridge length. .300 win mag imr 7977, 168 grain berger 7mm rem mag with 7977 powder, 26 nosler with imr 7977, 280 ackley improved with imr 7977 data and 168 berger . Calibers range from .22 to 9.362, and our most well-known bullets are Scenar and Scenar-L match projectiles and Naturalis and Mega hunting bullets. Most of my guns will not shoot a tight group without some. * All prices incl. Good luck with the new set up. Cabelas in Wheeling had the new powder in stock last Saturday. Reloading- What pressure signs do you stop at. I have not ran 8133 in 338 yet. Shellholders: Hornady #43. Near Maximum ! This demand lead to an incredible 2.5 billion pounds of smokeless propellants being manufactured by DuPont for Allied Forces in World War II. First used in battle in 1805 by United States naval forces against pirates off the coast of Algiers, DuPont supplied more than 80% of Allied Forces powder needs in World War I. Our component offering includes cases and bullets for both centerfire rifle and handgun. Really consistently accurate results. Consistent performance . Improved Military Rifle IMR 8208 XBR. I hope this shows how valuable quickload can be . 8mmmaghunter Member. I picked up some IMR 7977 to try some different bullet/powder combos but Im not finding much data. IMR Enduron 7977 is a slower burn rate in the Enduron family. I picked up some IMR 7977 to try some different bullet/powder combo's but I'm not finding much data. I wouldn't say it's a better alternative - it's on the slow side. YMMV. snoopy happy dance emoji 8959 norma pl west hollywood ca 90069 8959 norma pl west hollywood ca 90069 Ammunition. With the bullets touching the lands 69 grains gave me an average velocity of 3140 ft/sec.. I'll check with him and PM you if you dont mind. Loading density is perfect for magnums, contributing to superb uniformity. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing to superb uniformity and accuracy. JavaScript is disabled. Access from your Country was disabled by the administrator. Ok, but just to give you some perspective You must log in or register to reply here. 26.0 inch = 660.4 mm Predicted Data for Indicated Charges of the Following Powders. To put that in perspective, the 338 Win. Two are 338 LM. The IMR brand was first introduced under DuPont in the 1930s. Please help us to improve and report any suggestions via our contact form. Sign up to get updates and access to exclusive promotions. 7977 IMR Enduron Powder; 4166 . I was wondering if the latest version of Quick load could work up recommended loads for the 338 Lapua using the Cutting Edge 252 gr. It's hard to pick favorites, but for powders, IMR 8133 was a standout with almost all loads tested in my rifle. For a better experience, please enable JavaScript in your browser before proceeding. We place limited powder inventory for sale on a regular basis on our website. Hogdon's 2015 annual load manual has data and some good articles on them. 26. The slowest burn rate Enduron Technology extruded powder is IMR 7977, and is a true magnum cartridge propellant. 160 gr. Inkognito. I got a buddy in FL that's about due for a barrel change. IMR 7977 performs comparably to Hodgdon H1000 but charge weights are materially different. Warning! Each of these are still favorites with handloaders today! This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum, 7mm Remington Magnum and 338 Lapua, among other cartridges. These loads were shot by Brian Pearce of Wolfe Publishing Co. You are using an out of date browser. Let me know if you want to sell the barrel. The IMR brand was created under the DuPont Corporation. IMR 4831 92.4 72.7 4.71 2519 100.0 60916 8941 1.444 !DANGEROUS LOAD-DO NOT USE! Reply. I tried 250gr Bergers and 7977 in a pressure test. We are engineers, reloading enthusiasts and operate one of the most powerful ballistics calculators. The 6.5 mm Creedmoor (top.) Improved Military Rifle IMR 7977. The main features of the Enduron series are copper fouling eliminator, insensitivity to temperature changes, ideal loading density and being environmentally friendly. After barrel break-in, I ordered up a set of custom whidden dies and started loading the following: Bullets: 300 gr. IMR Enduron 7977 is a slower burn rate in the Enduron family. The IMR series of handloading powders were the only choice to wring full performance out of rifle calibers. calibers in the late 90's. The N550 is an ideal fit for many of the 30 caliber magnums with lighter bullets, but also useful across a wide range of bore sizes in various shooting disciplines. Yields outstanding performance in such cartridges as the 300 Winchester Magnum, 7mm Remington Magnum, 338 Lapua and a host of others. Vihtavuori N550 - powerful loads for hunting. Loading density is perfect for magnums, nicely filling . New customer? Mag. IMR recommends always consulting www.IMRReloading.com for the most accurate, up-to-date data. H1000 is supposed to be extremely close to IMR 7977. IMR now offers four Enduron powders that cover a broad range of burn rates. You are using an out of date browser. IMR 7977 Enduron 109.2 77.7 5.03 2708 89.3 60000 8519 1.264 ! Be Alert: Publisher cannot be responsible for errors in published load data. Any gunpowder required by handloaders can be sourced through these brands. Reply. . 338 lapua 250 grain BTHP. 56.0 grns behind a 100gr NBT got me 0.5" at 100 with 3156 f.p.s. When we are sold out, we are sold out. I did see Hodgdons data, but unfortunately they only list the hornady SP bullet. Recipe Type: Rifle . The .300 Norma case has a capacity of 103.0 grains of water, so powder charges will approach 90 grains or more, depending on the bullet weight. You are using an out of date browser. During this time of overwhelming demand, our team is doing everything possible to produce more bullets and ammo than ever before. The Best Hunting Bullets for the 338 Lapua Mag. IMR 7977 for the 300 win mag . Very fast flat shooting powder. I'm hoping to try 250gr berger EH, 285eld-m, and 285 BTHP. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing to superb uniformity and accuracy. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing to superb . Resources. JavaScript is disabled. 8. . The Scenar-L has the refined qualities of the original Scenar bullet with higher standards of jacket wall concentricity, weight variation and dimensional uniformity. Snipers Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. Predicted Data for Indicated Charges of the Following Powders. The slowest burn rate Enduron Technology extruded powder is IMR 7977, and is a true magnum cartridge propellant. Magnum and .338 Lapua. WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum, 7mm Remington Magnum and 338 Lapua, among other cartridges. I get 2800 fps with a 300g Berger in my 30 inch barrel. We use CCI. .338 Lapua Magnum (Hodgdon Data) reloading data with 170 loads. Have been looking at the 7977 for my 270 with the Matrix bullets. I dont have any velocity data, but I did run a couple loads with . Ordered a LRI barrel after giving up. A true magnum spherical rifle powder, it is superb with heavy bullets in big, overbore rifle cartridges. Thread starter jmden; Start date Feb 1, 2015; Feb 1, 2015 #1 jmden Well-known member . This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum, 7mm Remington Magnum and 338 Lapua, among other cartridges. Matching Maximum Pressure: 60916 psi, or 420 MPa . Just couldnt get under 0.8 moa. 1. They are suitable for a wide variety of cartridges, from small varmint cartridges all the way up to the .338 Lapua Magnum. I too am interested. 7977 uses almost exactly the same data as H1000 with very similar speeds. You must log in or register to reply here. Any help and/or guidance would be much appreciated. Trail Boss Reduced Rifle Load. The Hornady 143-grain ELD-X, Nosler 142-grain ABLR, Berger Classic Hunter, and Berger Hybrid Target bullets all . 338 Lapua Mag - 265 grain Version 9.0 24" H-S Prec. IMR 7977 powder is a magnum propellant with the slowest burn rate of the Enduron powders. We use cookies to make your experience better. I recently bought one each of these powders to try in my 300 win mag and my 6.5 x 47 lapua. I'm using RL33 with 300 gr berger hunting bullets . Using bullets from Barnes TTSX, Barnes TSX, Speer SP, Nosler Part, Sierra SPBT, Hornady SP, Barnes TTSX BT, Swift SP, Sierra HPBT. Loading density is perfect for magnums, nicely filling the case at maximum charges . IMR 7977 performs comparably to Hodgdon H1000 but charge weights are materially different. IMR 7977 Enduron . This testing was with Hornady 285 ELD-M with Alliant Reloder 26. Reloading data for 338 Lapua Magnum. Just for comparison's sake, the 338 Federal will send a 215 grn bullet out at 2500 fps, the 338-06 . Vihtavuori's N550 rifle powder was originally developed for .30-06 Springfield and .308 Win. Posted by marcus john tweddell on Mar 3rd 2021. have used this powder in a .270 wsm useing the Hornady 150 grain SSTwith the exact load as HODGDON recomends and found it accurate and takeing large red deer out to 500 meters with ease. If you are the site owner (or you manage this site), please whitelist your IP or if you think this block is an error please open a support ticket and make sure to include the block details (displayed in the box below), so we can assist you in troubleshooting the issue. Imr 7977. JavaScript is disabled. It is slower burning than expected. SAAMI . Load Specifics. I set it for a 105% max case fill , and set it for the max rated pressure of 60916 psi . Berger Elite Hunter & 285 gr. I'm not very computer savy , so if I can figure out how to use it , anyone can . Loading density is perfect for magnums, contributing to superb uniformity. Loading density is perfect for magnums, contributing to superb uniformity. I have H1000 which I have tried with no luck. I tested some a while back in a .338LM Improved 40 and even compressed loads weren't showing pressure signs. Our mission is to provide quality products and services in a manner which enhances the lives of our employees, familes, customers, suppliers, and our communities. Share your experiences with other customers. The first IMR reloading powders included ever popular favorites IMR3031 (1934), IMR4064 (1935) and IMR4350 (1940). Hodgdon Powder Company operates following Biblical principles to honor God. Hope it helps. Feenix: I just posted this in response to a similar question by NavyChief. .338 Winchester Magnum - Published Manufacturer Loading Data. March 27, 2016 Gavin Reloading Blog, Uncategorized 308 Winchester, 338 Lapua, AR-10, AR-15, Gunpowder, IMR 4166, IMR 4451, IMR 4955, IMR 7977, IMR Enduron Ultimate Reloader Moves to the Country Anyone that lives in the city can tell you just how difficult, limiting, and expensive shooting can be when you don't have access to the country. The slowest burn rate Enduron Technology extruded powder and a true magnum cartridge propellant. Pushing 163gr SCBT 3611 fps (avg.) Has any one tried this powder with any luck? Loading density is perfect for magnums, contributing to superb uniformity. Reloading- What pressure signs do you stop at. Soft Point: . Bullet Weight: ALL. I have had good luck with 4451 in 6mm Rem with 90 gr BT and 7mm Rem Mag with 150 BT. *Recommended Powder C Compressed Load 2 . IMR recommends always consulting www.IMRReloading.com for the most accurate, up-to-date data. Gun: Savage Model 110 BA; Barrel Length: 26 inches; 1-in-9-inch twist; Case: Lapua; Primer: Federal 215 Large Rifle Magnum; Bullet Diameter: .338 inch; Maximum COAL: 3.681 inches; Maximum Case Length: 2.724 inches; Trim to Length: 2.714 inches. CHEAP IMR 7977 AVAILABLE IN STOCK. h4895 Reduced Rifle Load. For a better experience, please enable JavaScript in your browser before proceeding. Magnum, .300 Win. It may not display this or other websites correctly. I had been using Hornady 250grn BTHP and have been unable to obtain. For more information, go towww.P65Warnings.ca.gov. IMR 8133 IMR Enduron 8133 is the slowest burn rate in the Enduron family. Picked up the 7977 for my 280 ack and 300 wm. I used a 26" bbl , my rifle has a 30" bbl . Please enter your login details below. I use 98 grains in a 31" 300 RUM. Bullets. This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum, 7mm Remington Magnum and 338 Lapua, among other cartridges. https://www.snipershide.com/shooting/threads/new-338-lm-loads.6955101/. Lyman #38. This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum, 7mm Remington Magnum and 338 Lapua, among other cartridges. But I agree with the above post. Sign up to get updates and access to exclusive promotions. for a 338 lapua RL33 is going to be hard to beat . Find load data for IMR 7977 Enduron propellant by clicking the button "Loads for this Powder". For the best experience on our site, be sure to turn on Javascript in your browser. Improved Military Rifle IMR 7977. so I checked it out a bit more. We do not take backorders and our Tech Services team cannot take orders via email or phone. Jun 3, 2010 202 11 Las Vegas . . Bottom line, I like it so far. It seemed to me Hodgdon was more aggressive with the max load when comparing to other loads and in my case is sure was. In the Hodgdon manual it has the best velocity in a 338 Lapua of any of the powders they tested at 93g at 2688 fps. Loading Data . Full Member. Works great in a 7mm Remington Magnum cartridge out of a Winchester Stainless Model 70 using 136 gn Hammer (sledge hammer) bullets. I'm using H100 with 300 gr and it's very accurate. With 7977 I discern no difference between CCI 250 or Fed 215 . The IMR Enduron Powder load data published by this website is intended discussion . Reviews can only be submitted while being logged in. 338 lapua 250 grain BTHP. I love Hodgdon, but I think 97gr is dangerous in most 250 class bullets. Snipers Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. Some 7977 load data here. it should give the highest velocity without showing signs of over pressure . Address: xxl-reloading.com, Gartenweg 9, 83661 Lenggries, Germany. Lapua FMJ: 2856.44: Consistent: 45 grains 4166: 123 gr. No reviews found. DuPont had historically been a major supplier of military propellants long before becoming one of the handloaders favorite powders. US869 is a dense propellant that allows the shooter to use enough powder to create maximum velocities in cartridges such as the 7mm . MTH ( standard, not single feed version. Powders include IMR, Hodgdon, Winchester Every week of WW II, as many munitions were used as in all of WW I. Ive been working on trying to get my 338 to shoot better. VihtaVuori N150. He's not a precision guy and only shoots to 600. We do not take backorders and our Tech Services team cannot take orders via email or phone. Loading density is perfect for magnums, contributing to superb uniformity. For example, berger lists 90gr of H1000 as the max charge. I am starting with the 250 gr bullets and according to Sierra's load data, my range is from 82.1 gr @2750 fps. IMR Enduron 7977 is a slower burn rate in the Enduron family. Minuteman. JavaScript seems to be disabled in your browser. The COAL stated is this table is according to the SAAMI specification. Retumbo was 94g at 2654fps. . N. ntg . In 2003, Hodgdon Powder Company acquired the IMR brand bringing these prestigious powders under the umbrella that also includes Hodgdon, Winchester and GOEX. RCBS #14. Im hoping to try 250gr berger EH, 285eld-m, and 285 BTHP. DuPont founded the company. Magnum, .300 Wby. either expressed or implied is assumed for the use of this data. Find load data for IMR 4064 propellant by clicking the button "Loads for this Powder".More about this powder:IMR 4064 is a medium-range burn speed powder and is one of the most versatile propellant in the IMR line, used for 223 Remington, 22-250 Remington, 220 Swift, 6mm Remington, 243 Winchester Super Short Magnum, 308 Winchester, 338 Winchester Magnum, and the list goes on and on. I love it! Used same loads as 4350 and RL17. Joined Jan 8, 2012 Messages 7 The store will not work correctly in the case when cookies are disabled. so as always start low and work up . . I've been working on trying to get my 338 to shoot better. Loading density is perfect for the very large magnums, including the 6.5mm and 7mm magnums. Sierra SBT COAL: 3.575 inches; Sierra HPBT MatchKing COAL: 3.680 inches. The length of the neck is just about one bullet diameter at 0.329 inch. . if anyone is interested i did the same process with the IMR 4451 powder in my 6.5x47 lapua for which there is no published data for this powder. Loading density is perfect for magnums, contributing to superb uniformity. IMR is a brand in the Hodgdon Powder Company lineup. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing to Loading density is ideal for magnums, filling the case nicely at . IMR 4166 possesses the fastest burn rate in the Enduron lineup. 2825 91.0 * 2754 89.0 2684 . I hit Harold bolt lift around 93gr. just to show how easy you can gather this info I ran a 338 lapua with a 300 berger elite hunting bullet . I had no luck with my factory RPR barrel. For the 338 Lapua, the 300 grainers are too heavy and IMR 8133 is too slow. . Hey guys, does anybody have any IMR 7977- 338LM data? Lee #25. .338 Lapua Magnum (using Sierra bullets) Warning! I paid about $160 for it originally , and have bought many updates over the years . It performs admirably in cartridges such as the 300 Winchester Magnum, 7mm Remington Magnum, 338 Lapua, and a variety of others. Really consistently accurate results. Lee #5. . 338 Lapua Magnum; 338 Remington Ultra Magnum; 338 Winchester Magnum; 338-06 A-Square; 338-378 Weatherby Magnum; 340 Weatherby Magnum; 35 Whelen; 350 Remington Magnum; 375 Flanged; 375 H&H Magnum; 375 Remington Ultra Magnum; 375 Weatherby Magnum; 378 Weatherby Magnum; 40 S&W; 404 Jeffery; 416 Remington Magnum; 416 Rigby; 45 Auto (ACP) 450 Rigby . I was amazed at the velocity witch was more that I was supposed to get with 71 grains. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing . Thank goodness we do not have a .338 Lapua, as Jim's shoulder would not handle the punishment! then I can get a powder chart from fastest velocity to slowest velocity . Shellholders: Hornady #5. It is the perfect burn speed for cartridges such as .308 Win, 7.62mm NATO, 22-250 . This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum, 7mm Remington Magnum and 338 Lapua, among other cartridges. IMR Enduron 7977 is a slower burn rate in the Enduron family. Find load data for IMR 7977 Enduron propellant by clicking the button "Loads for this Powder". imr 7977 for sale IMR powder production dates back more than 200 years, when E.I. 2796 88.0 * 2712 86.0 2628 H1000 93.0 MAX. Keying in on the PRC's role as a big-game cartridge, I concentrated on loads with high-BC bullets. IMR 7828SSC 93.8 3201 104.3C 3583 *Magnum 104.6 3336 116.2C 3670 338 Lapua Magnum Suggested Bullet Use 185-grain TTSX BT Sectional Density .231 Ballistic Coefficient .432 C.O.A.L 3.600" uggested ullet se Suggested Bullet Use Maximum Loads Should Be Used With Caution - Always Start With Minimum Loads. The 33 Nosler case holds 88.3 grains of water. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing to superb uniformity and accuracy. IMR is an acronym for Improved Military Rifle. It yields outstanding performance in such cartridges as the 300 Winchester Magnum, 7mm Remington Magnum, 338 Lapua and a host of others. mdslammer Sergeant. Have new brass, Hornady, and primers . I shot five rounds and at 100 yards and I got a group that was less than 3/4 of an inch. for stuff like this it is worth double the price . SUBSCRIBE TO OUR NEWSLETTER TO STAY UP ON THE LATEST. IMPORTANT: Please view the special notes by clicking here. I worked up a load for my Winchester Model 70 in 270WSM with a 24 inch Bartlein barrel, using 150 Berger VLD's in RP case, 215 primers and 68-70 grains of 7977. I've had good success with 7977 in the 338 Lapua with 300g Bergers. Very fast flat shooting powder. Ac c uB ond Lo n g R an g e 0 .7 3 2 I tried 7977 and H1000 without much luck, finally settled on Retumbo with the 285gr ELD-Ms. Subscribe to the free newsletter and do not miss any news or promotions. That's suprising. In addition to the 6.5x55 mm Swedish, the Sauer 404 is chambered in 15 other . IMR 7977 90.0 MAX. For this reason, the IMR brand powders truly are Legendary products. We offer a wide variety of cases and bullets for hunting, sport shooting, target and tactical purposes. Find load data for IMR 7977 Enduron propellant by clicking the button "Loads for this Powder".More about this powder:IMR End. with a shortened case body. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing to superb . Ramshot Hunter. In this video we discuss reloading the Savage 110 BA stealth in 338 Lapua Magnum. The components I currently have are VihtVuori N560 Powder and Sierra 250 Game king & Sierra 300 Match King bullets. With 285 ELDs I hit hard lift at 91 grain. For a better experience, please enable JavaScript in your browser before proceeding. Loading density is perfect for magnums, contributing to superb uniformity. The COAL is measured from the base of the case to the tip of the bullet. It hasn't wiped out the idea of shopping in a being store, but it gave the consumers an swap means to shop and a better announce that . I just bought the newest update Dec 2016 , it cost about $22 shipped to my door . Ramshot Big Game. Warning; Manufacturer Loading Data; Cartrige Powder Recommendations; . Consistent performance . Thanks, but I prefer shooting .300 Bergers. The maxorder quantity of any powder SKU is, https://shop.hodgdon.com/sites/www/files/2022-04/2022-IMR%20Endurons%20SDS.pdf, https://shop.hodgdon.com/sites/www/files/2020-08/sell-sheet-imr-enduron-final.p. This is a true magnum propellant yielding outstanding performance in .300 Winchester Magnum, 7mm Remington Magnum and .338 Lapua Magnum. One of the guys may want it. Hogdon's 2015 annual load manual has data and some good articles on them. It'll generate more velocity but it shoots well at 2800. New Products. Went to Cabela's Saturday and scored 100 rounds of Hornady 285 grn BTHP. Improved Military Rifle IMR 7828 SSC. online shopping has now taking into account a long way; it has untouched the quirk consumers and entrepreneurs reach issue today. To comply with the new e-Privacy directive, we need to ask for your consent to set the cookies. We place limited powder inventory for sale on a regular basis on our website. 123 gr. Mark . Jim, I understand this is an old thread, but want to reply anyway. This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum, 7mm Remington Magnum and 338 Lapua, among other cartridges. Cartridge Comparisons. (Please refer to out " Reloading Tips " for proper measurement techniques) If possible, we recommend that you determine the COAL of your rifle, and load your bullets at 1mm short of the lands.