Apr 25, 2004 #1 D. danacobb Well-Known Member. Source(s): https://shrinks.im/a9mrj. Exit holes like the bottom of a beer stud. The Weatherby .338-378 was developed to create a high-performance cartridge for hunting monster bull elk and similar big-game species at long range. 30-378 Weatherby Magnum Weatherby’s cases are also fairly readily available and are pretty close to the same price: $3.50/case for 338 Lapua vs $3.50/case for Weatherby 338-378 depending where you pick them up from. This is my ultimate hunting experience ever !! Sorry, your blog cannot share posts by email. The 215 magnum rifle primer was developed by Federal specifically for this round. Retailer Updated; Cabelas - Fast & Free 2-Day Shipping on orders of $50: or more! 8:00 a.m. to 5:00 p.m. (MDT), Visitor/Service Center It rotates forward for fire and back for safe. American PH .30-378 Weatherby Magnum 180 Grain ORYX. 450 Bushmaster.458″ Diameter. .30-378 Weatherby Magnum Rifles (7 Products) Filter By . Bulk Ammunition on sale, including 338-378 Weatherby Mag Rifle Rounds. The Lapua splits the difference and has proven that a big, heavy, high B.C. I shoot my 30-378 all of the time. Required fields are marked *. Most .338 Lapua rifles weigh less than 20 pounds so they are easily transported. Wby. Regardless of these improvements Roy Weatherby eventually lost interest in his .375. The 300-grain Sierra will exit at 2,818 and is an even better performer at ultra-long range than the 250-grain, due to the ultra-high ballistic coefficient. Your Price: $110.14 ($5.507 per round) In stock Purchase Now » View Details » Weatherby H303220ELDX 30-378 Weatherby 220 ELD-X - … Despite its unusual nomenclature, the .378 uses standard .375" bullets. Located minutes from public hunting access in the Bighorn Mountains, and endless grassland prairies. Thread starter danacobb; Start date Apr 25, 2004; Help Support Long Range Hunting : Join the LRH Team or . 30-378 Weatherby Magnum Ammunition For Sale. Roy Weatherby’s 378 delivers 34 percent more energy at the muzzle than the powerful 375 H&H Magnum. Now it starts getting interesting for a lot of shooters at 1,500 yards. 58 Results Found. I was only able to test the first two in my rifle as the Partition load was out of stock. The push feed bolt has a spring-loaded plunger in the face for an ejector and a pivoting, spring loaded extractor fitted to the bolt. lbs., and a 200 grain bullet (SD .301) at a MV of 3,160 fps with ME of 4434 ft. lbs. Weatherby Mark V Sub-MOA Threat Response rifle features an oversize bolt handle for ease of operation. of .482. The .338-378 Weatherby Magnum started out as the wildcat cartridge, .338-378 Keith-Thomson Magnum during the early 1960s.Keith and Thomson are Elmer Keith and R.W. I handload and I have plenty of brass so that is not a problem. I have seen the muzzle brake on a fifty clear a shooting bench, even send a chronograph flying. 5 years ago. That means it is a whopping big cartridge case. Cartridge Type: Rifle Height: 2.908" Width: 0.58" Average FPS: 3382 Average Energy: 4520 Average Gr: 178 Recoil: 2.55 Power Rank: 6.02 of 20 The .30-378 Weatherby Magnum is based off the .378 Weatherby Magnum case that was designed in 1959 for ballistic testing in the U.S. Army to develop better armor for soldiers and vehicles. Page 1 of 2. TROPHY GRADE Long Range 30-378 WEATHERBY MAGNUM AMMUNITION . Caliber/Gauge: 30-378 Weatherby Magnum. The .30-378 WM was introduced in 1996 by narrowing the neck of the .378 WM. My favorite rifle. While still unreleased to the public, the cartridge went on to set world records for accuracy including the first ten 10X in 1,000 yards benchrest shooting. For more information, visit weatherby.com or call 805-227-2600. Hodgdon’s online handloading data lists the .338-378 Weatherby with a 250-grain bullet with a statistically identical muzzle velocity of 3,072 fps. Must be 18 or older to purchase rifle ammunition. That means the bullet gets to the target faster, retains more energy and has a flatter trajectory curve. American shooters are fascinated with the concept of reaching out and smacking targets so far away that they clang with a different accent. 416 Remington Magnum 416 Rigby 416 Weatherby Magnum.423″ Diameter. 18m! Accuracy and terminal performance are the cornerstones of Hornady ® Precision Hunter ® factory loaded ammunition. But civilians are not bound by military selection and we can pick the cartridge that works best, not the one that some politicized General says we must use. Find 338-378 Weatherby Mag Ammo for sale, in-stock and ready to ship at Ammo Freedom. The stock has an adjustable comb that is locked securely in place with two Allen head screws. The Colorado High Country will test the boundaries of heart and soul of any hunter, and the outer limits of rifle ballistics too. Accuracy and terminal performance are the cornerstones of Hornady ® Precision Hunter ® factory loaded ammunition. Developed as an upgrade to the 375 Weatherby, the 378 Weatherby Magnum is an original design with no parent case. Re: 30-378 Weatherby VS 338L I have shot both and own the 30-378. lbs., a 180 grain bullet (SD .271) at a MV of 3,420 fps with ME of 4676 ft. 378 Weatherby Magnum.410″ Diameter. I know its expensive but the ballistics are so increadable. There are some shooters who can handle recoil extremely well. Weatherby lists the muzzle velocity of their 250-grain Nosler Partition load at 3,060 fps. Great care has been given by Hornady engineers to develop superior, match­-accurate hunting loads that allow the ELD­-X ® bullet to achieve its maximum ballistic potential. It's not a big .50 BMG, but the Weatherby Mark V TRR and their…, by Tactical-Life / The .338 Lapua has 763 foot-pounds of retained energy at 1,500 yards while the .338-378 has 831 foot-pounds. The stock is adjustable for length of pull with removable spacers from 13.25 inches to 14.75 inches. The following ammunition cartridge ballistics information and chart can be used to approximately compare .300 Weatherby Magnum vs .338 Lapua Magnum ammo rounds. The rifle is, of course, offered in .338-378 Weatherby and, new for 2012, the .338 Lapua. I asked a question earlier on the best big game rifle and someone answered saying that i should buy a 30-378 weatherby magnum. It wasn’t so long ago that we thought 500 yards was “long range.” Then 1,000 yards became the new normal. Your email address will not be published. One of the first calibers we added in these extra-long barrels was the .338 and in a 10″ twist rate. .338-.378 Weatherby Magnum. The.338-378 Weatherby case holds 137 grains of water compared to the.338 Lapua, which holds 114 grains of water. Company Directory (307) 675-7800. Need Help Filtering. Joined Nov 26, 2005 Messages 1,271 Location Riggins … from a 9 lb rifle. I hunted mountain goats there in September of 2015, and if their was ever a caliber made for such a task it is the .30-378 Weatherby Magnum. 0 0. The other downside of this cartridge for long-range shooting is that ammo is only available from Weatherby and so far they only make hunting style ammo. They fail to achieve the degree of success, not because of any technical reason, but because of the military connection. On the other end of the sniper cartridge spectrum is the .308 Winchester, which is running out of steam at 1,000 yards and is completely outclassed at 1,500 yards. Since 1955, the 378 has become one of the world’s most popular cartridges for the largest of big game animals. The .378 Weatherby Magnum was designed by Roy Weatherby in 1953. According to a Weatherby representative, that is why they do not use a removable box magazine. The first round hit a bad guy running a machine gun and killed him. Weatherby Ammunition / Brass. NOSLER RIFLES. Less than 5 in stock Item #: WYH378300FJ $5.65 per round Volume Discounts Available . The .378 Weatherby Magnum was designed by Roy Weatherby in 1953. 200 rounds / $4.00 per round. When Life is on the line. To make this rifle perform for long-range work, both in accuracy and in exterior ballistics, is going to require handloading. The clear optics and reliable repeatability of the adjustments make this a good choice for this rifle. The only requirement is simply that the rifle delivers a bullet to the target. All cartridges are dropping to low energy levels at 1,500 yards. 210 Bergers with H1000. Your email address will not be published. While the laws of diminishing returns start to apply with this big case, it still can push the same bullet substantially faster than the Lapua. It was an original belted magnum design with no parent case, inspired by the .416 Rigby and headspacing of the belted .375 H&H Magnum. My guess is the 250-grain and 300-grain bullets that are offered will really make this gun step up and shine. The twist rate is 1:10, so the rifle can use bullets weighing 300 grains. per page. $112.99. Most orders ship within 24 hours (excludes firearms). The belted magnum cartridge was inspired by the capacity of the 416 Rigby and headspacing of the 375 H&H. The .338-378 Weatherby Magnum started out as the wildcat cartridge, .338-378 Keith-Thomson Magnum during the early 1960s.Keith and Thomson are Elmer Keith and R.W. 9:00 a.m. to 4:00 p.m. (MDT), Written inquires can be mailed to: Description Designed to replace the 375 Weatherby Magnum, deep penetration and bone smashing power are the calling cards of the 378.