However, it is also worth mentioning that there are a much greater number of .300 Win Mag … 300 Remington Ultra Magnum Rifle Cartridge. My dad has a custom .338 RUM built on a Rem M700 dropped in a bedded McMillan stock with a 30 inch Lilja barrel. The video confirms a 1,804 yard shot using this rifle. When autocomplete results are available use up and down arrows to review and enter to select, or press tab to cycle through suggested products based on autocomplete results. Five shot groups rarely exceed 3 inches of vertical dispersion at 700 yards. Recommendation:The 7mm is recommended for military applications out to 1000+ meters. However, just to give you an idea of the benefits of the 300 PRC over the .300 Win Mag at long range, consider this: the .300 Win Mag has 20″ (~8%) more bullet drop at 1,000 yards and 96″ (12%) more bullet drop at 1,500 yards with a 200 yard zero. Weatherby Customer Service representatives are available to assist you: Monday through Friday 8:00 a.m. to 5:00 p.m. (MDT) Visitor/Service Center or a 338 Ultra Mag. PRS shooter Ty Evans engages an 18x24-inch target at 1,844 yards with the Hornady .300 PRC in a Gunwerks Magnus rifle—successfully. In the Federal Vital-Shok, 6.5 Creedmor works out to $1.72/round, while .300 Win Mag comes out to $2.40/round. 300 yards 400 yards 500 yards 100 yards 200 yards 300 yards 400 yards 500 yards MB 180 Ballistic Tip N300180BST $58 .507 3250 3051 2806 2676 2503 2334 4223 3721 3271 2867 2504 2178 2.8 3.6 0.0 -8.4 -22.4 MB 180 Accubond N300180ACB $99 .507 3250 3051 2861 2678 2503 2335 4223 3721 3271 2868 2505 2179 2.9 3.6 0.0 -8.4 -22.4 By 1,000 yards the bullet will impact almost 290 inches below the point of aim—that’s more than 24 feet. No experience with the 300 Ultra Mag., but my 7mm has been devestatingly effective on everything from antelope to elk and caribou. The 300 Remington Ultra Magnum is an impressive cartridge- right in the top few cartridges for powder capacity in the 30 caliber category. caliber rifle cartridge, 7.62x72mm, or .30 caliber rifle cartridge introduced by Remington Arms in 1999. Most 1000 yard shooting requires putting at least 22 rounds down range - 20 for score, 2 for sighters, and many matches you get unlimited sighters. Contact eric@bigchiefarchery.com for details and to get started on your custom rifle. The .300 Remington Ultra Magnum can easily burn 100 grains of powder, and will require the hotter spark of a large rifle magnum primer to ignite that large powder column. Unlike some of the 30 caliber magnums (like 300 Win Mag), the 300 Remington Ultra Magnum is a beltless cartridge, which can make it … TECHNICAL INFORMATION: Our technicians were surprised to find near benchrest accuracy was achieved when medium weight bullets were teamed with IMR 4350 and a Federal 215 primer. Abbreviated Name: 300 Rem Ultra Mag Slang: 300 RUM . If the .300 Ultra Mag has a downside, it is recoil (not to mention its voracious appetite for powder). I was wondering if it would reach out farther than that. We were shooting the 181 grain Hammer Hunter over 100 grains of Retumbo with a muzzle velocity of 3350. We put a load together for this same rifle (300 RUM LR) for a friend last hunting season. With a 200 yard zero, at 300 … There would be 226 inches drop at 1000 ft elevation compared to 207 inches at 8000 ft; and 52 inches deflection versus 40. Hand loading brass can be used for 150 grain 3,450 ft/s up to 220 grain at 2,900 ft/s. To get the most out of the cartridge and your rifle, you’ll want a scope that can adequately reach longer distances. In order to match the BC of the 7mm Rem Mag you have to go up to about a 210 grain bullet and still be pushing the same velocity. Drop-off for trajectory usually starts off at 380 yards and becomes noticeable at 425+ yards out. It’s almost 70 inches at 600 yards. For the 243, 308, 30-06, 300 Win Mag, 338 Win Mag and similar flat shooting calibers I recommend to always sight the rifle in at 200 yards. Hodgdon H1000, Alliant 4000-MR, and the new Enduron IMR 7977 would all be suitable for the big RUM case. Here are a few key things to consider when shopping for a scope for your .300 Win Mag rifle. Mag, 7mm Rem. You want to deliver over 1,300 foot-pounds of energy at 1,000 yards. This standard for atmosphere and sight in will be used for all data. I Start by zeroing 21.9 yards this should be close to 4" at 100 yards So with my 4 inch zero at 100 yards I can aim center to just above mass all the way to 500 yards on moose . All of these rounds, when zeroed about 2-1/2 inches high at 100 yards, will be within an inch or two of dead-on at 250, and 3-5 inches low at 300, which again is very easy to correct for. All of the 100 grainers have pretty low BCs. 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