Apr 25, 2004 #1 Hello, I was hoping someone here could run some numbers for the factory 200 grain weatherby ammo for the 30-378 mag. to .338-378 Wby. Most fell nearly where shot, none took over a few steps! Available in 12 and 20ga., and a 22" barrel. Available in 6 calibers. Available in 12 and 20ga., 26" and 28" barrels. Tungsten and graphite black Cerakote. Learn more here: http://bit.ly/1G7xXag. Tungsten and graphite black Cerakote. Those who hunt in mountainous terrain where ridge to ridge shots are to be expected will greatly appreciate the heavy Sierra bullet. Graphite black Cerakote. Available in 13 calibers. Remember me Founded by Frank Galli in 2000, Sniper's Hide has been offering informational . The .300 Norma Magnum generates .30-378 Weatherby ballistics from a non-belted case with a standard, radius-free shoulder. These are the .330 Dakota, .340 Weatherby, .338 Remington Ultra Mag, .338 Lapua Magnum and .338-378 Weatherby. But alas, on dangerous game the Woodleigh does not have the same level of reliability that can be derived from a homogenous bullet design. These .338 "super magnum" cartridges achieve marginally better ballistic performance than the .338 Winchester Magnum, but with . 2023 Outdoor Sportsman Group. It can therefore be wise to dual load, utilizing a premium bullet for close range work where raking shots may have to be taken on dangerous animals, utilizing the Sierra for open country work. Weatherby claims a muzzle velocity (MV) of 3150 fps with a 270 grain Barnes X-Bullet and 2925 fps with a 300 grain FMJ bullet in a 26" test barrel. Keith and Thomson are Elmer Keith and R.W. Beyond its role as a heavy game load the Barnes works well on other large bodied game such as bear and moose. On light framed game this bullet does its best work down to impact velocities of 2600fps or around 250 yards. Ran you off and let the gang bangers stay? Point A shows the bullet impact on this feral cattle beast which dropped the animal on the spot. Raised Monte Carlo fiberglass stock. Functionally, it doesn't matter a whole heck of a lot, but . Woodleigh produce both round nose and protected point Weldcore projectile designs. Available in 12 and 20ga., 26" and 28" barrels. Of the available designs the 270 and 300 grain bullets have great merit for use on game weighing over 450kg and up to 900kg (2000lb) while the 350 grain bullet is best reserved for the heaviest of game. This interactive bullet database is free and containst 173 caliber ballistics, history, stats, and their trajectories charted out in full detail. 338-378 Weatherby Magnum Rated out of 5 based on 8 customer ratings $ 164.00 - $ 179.00 Another Weatherby wildcat, first introduced in the 1960s. The current Mk V Weatherby rifle chambered in .378 does however come fitted with a much needed muzzle brake. Exit holes like the bottom of a beer stud. The .30-378 Weatherby Magnum is one of the most accurate rifle cartridges. Search Showing. Weatherby continue to utilize this design (at least at the time of writing) simply because it maintains the Weatherby look. Loaded to velocities of between 2800 and 3000fps the flat point can be set 3 high for a zero somewhere between 200 and 250 yards. Available in 14 calibers. Right hand only. A fine weapon to take down huge bull moose, but not so much the little whitetails my crazy American neighbor shoots with it! . Monte Carlo polymer stock in Badlands Approach camo pattern. N303180BST/40176522. Right hand only. Weatherby Mark V action. Spiral fluted Weatherby Mark V action. [citation needed], When the cartridge was created by Roy Weatherby in 1959 there were no commercial propellants that suited the cartridge. Reaction score. All Shooting Times subscribers now have digital access to their magazine content. Right hand only. Right hand only. BURRIS BALLISTIC TOOLS: VERSION 2.7.1. Available in 12 and 20ga., 26" and 28" barrels. (verified owner) July 29, 2022. 378 WEATHERBY MAGNUM Trust no other. The .338-378 Weatherby cartridge uses the .378 Weatherby case, necked down to take a .338 bullet. This projectile is at its best at impact velocities over 2600fps. To get started, click the link below to visit mymagnow.com and learn how to access your digital magazine. Available in 12 and 20ga., 26" and 28" barrels. Available in 12 and 20ga., and a 22" barrel. Mikey Hartman, Lt. Col. Monte Carlo polymer stock with gray & brown accents. Used in this manner the Accubond can be highly effective. The 300 grain Gameking was designed to cope with .378 velocities. Between 2400 and 2200fps (330 yards) wounds are wide but we may see a slight delay in killing. FDE and graphite black Cerakote. While both the 250 and 270 grain bullets work very well on larger bodied game, it is the 300 grain bullet that will be of most use to the .378 user. Available in 24 calibers. Owners of .378 (and RUM) rifles are advised to select stouter protected point available in 235, 270, 300 and 350 grain weights. Available in 15 calibers. There was also time to get enough cases laid in, so my final manual had .378 Weatherby data. The fact that the .378 could churn up 1,000 ft-lbs greater energy than the .458 Winchester Magnum made no impression on the bureaucrats. Multiple camo patters available. Available in 20 ga. Weatherby has been a manufacture of premiere products for over 75 years. Monte Carlo polymer stock in MultiCam Camo. Lightweight titanium Weatherby Mark V action. This bullet is not designed to be used at impact velocities over 2400fps, but provided it is not used on heavy game, produces exceptional results. Language links are at the top of the page across from the title. Graphite Black Cerakote. 2. Matte finished metalwork and walnut stock. Nosler projectiles include the 260 grain Accubond, the 260 grain Partition, the 260 grain Banded Solid, the 300 grain Accubond, the 300 grain Partition and 300 grain Banded Solid. Carbon fiber barrel. Copyright 2007-2017 Terminal Ballistics Research, Ballisticstudies.com, Achieve success with the long range hunting book series & matchgrade bedding products, MatchGrade Synthetic Stock Stabilizer instructions, The Practical Guide to Long Range Hunting Rifles, The Practical Guide to Bolt Action Rifle Accurizing & Maintenance, The Practical Guide to Long Range Hunting Cartridges, The Practical Guide To Long Range Shooting. If you want to max things out, you need a bullet that will expand at lower velocities. Luckily I purchased five boxes of ammo with gun (when ammo was $15 cheaper) and still have 3+ boxes left after LRH used 14 rounds to set up rifle, 6 on deer and the rest for practice. Burnt bronze and graphite black Cerakote. WEATHERBY AMMO 30-378 WEATHERBY 180gr SCIROCCO 20/bx 10/cs $151.99 In Stock Item #: WYF303180SCO $7.60 per round Volume Discounts Available WEATHERBY AMMO 30-378 WEATHERBY 195gr HAMMER CUSTOM 20/bx 10/cs $160.99 In Stock Item #: WYM303195HCB $8.05 per round Volume Discounts Available WEATHERBY AMMO 30-378 WEATHERBY 200gr NOSLER ACCUBOND 20/bx 10/cs Required fields are marked *. MSRP: $112.50. Right hand only. We show you how. Average Gr: 283. The Lapua has a slight advantage in that it isn't a belted case like the big Weatherby is. The basic H&H case was the fattest, longest case used for American rifle cartridges at the time, but Weatherby needed more. Required fields are marked *. Left and right hand options. In the .338-378 and from a realistic MV of 3000fps, the 250 grain Partition produces fast kills (hydrostatic shock) on game weighing between 90 and 320kg out to a range of around 200 yards, produces very broad wounding down to 2200fps (420 yards) before running out of steam at 1800fps or 675 yards. Matte-finished metalwork and stock. Right hand only. Lightweight titanium Weatherby Mark V action. The bullet has to match both the game and the velocity capability of the .378 Weatherby. Custom Knobs: Wind Value cannot be zero or else this results in a blank Custom knob data file. Advanced Polymer stock in urban & black speckle. This record stood for over 30 years. Weatherby Mark V action. Light bullets in huge cases often produce wide swings in pressure and velocity. Patriot brown Cerakote. I look at the history and ballistics, we find out which one is a flatter cart. Your personal data will be used to support your experience throughout this website, to manage access to your account, and for other purposes described in our privacy policy. Find in-stock .378 Weatherby Mag ammunition at the best prices.FAST. The 250 grain Gameking features a jacket nearly twice as thick as other Gameking bullets along with an extra tough core. Flat Dark Earth Cerakote. 30-378 Weatherby Mag 220 gr ELD-X Precision Hunter. Originally billed as the worlds fastest 30 caliber cartridge, it will push a 30 caliber bullet 3,500 feet per second. Never hesitate to purchase a model and trust its consistency and performance. Ballistics and Drop for the .378 Weatherby Magnum. Matte blued metalwork. Reintroduced as a Weatherby production cartridge in 1996. In my experience, by using a bullet weighing at least 250 grains driven at velocities as close to or above 3000fps this, and other cartridges of this power level, have the rare ability to initiate hydrostatic shock on heavy game causing instant poleaxe (loss of consciousness) followed by blood loss and death. Flat dark earth Cerakote. Ultra-high velocity, magnum ammunition is how Roy Weatherby got started in the 1940s. Jun 18, 2008. Neck Sizing Dies are a special resizing die that leaves the cartridge body fire-formed and only resizes the case Neck ( Not recommended for reloading ammunition to be used in single shot . [3] It is currently the highest velocity .30 caliber factory ammunition available. Available in 16 calibers. Reloading data for 378 Weatherby Magnum. This white-hot cartridge is based on the 378 necked down to 30 caliber and packed with powder. Bullet Ballistics & Charts. Weatherby Mark V action. Tungsten Cerakote metalwork. Available in 13 calibers. The 270 grain Speer BTSP loaded to 3150fps is an exceptional killer of large bodied game. Tungsten and graphite black Cerakote. Monte Carlo polymer stock with tan & green accents. Weatherby has been a manufacture of premiere products for over 75 years. Peak44 Bastion carbon fiber stock. When Life is on the line. 30" barrels. Available in 12 calibers. Looking at my 2010 Weatherby catalog: 300 Wby 200 Partition is 9.8 in low at 400 yds with a 300 yd 0. Both work well on large bodied deer or antelope weighing up to 600kg (1300lb). Peak 44 carbon fiber stock. Available in 11 calibers. Weatherby Mark V action. I am not a fan of these cartridges, because they provide a poor benefit to cost ratio. We had more time and better support for Speer Reloading Manual #14, including techs shooting in two separate labs, not one as before. Following modifications and provided the mods are truly successful and that game animals are of a large size as to offer suitable resistance this bullet has some merit for extended range hunting. Available in 12ga., 3" chambering. Raised Monte Carlo fiberglass stock. The Speer Grand Slam is a premium bullet but after having had several bad experiences with this bullet I cannot recommend its use, especially at .378 Weatherby velocities. The .378 Weatherby Magnum (center) greatly exceeds .375 H&H (left) power. Accubrake ST installed on larger calibers. Your email address will not be published. Weight. Right hand only. However, when launching 30gr (1.9g) bullets which are extremely light for caliber as the Redstone Arsenal contract specified, required the use of relatively faster propellants. The .30-378 WM was introduced in 1996 by narrowing the neck of the .378 WM. Carbon fiber stock. Between 2600 and 2200fps (450 yards) the Speer produces clean but sometimes delayed kills on light framed game animals depending on shot placement. The .378 Weatherby is an exceptionally good cartridge for hunting large game. Right hand only. Left and right hand options. Ive heard two similar narratives about how Weatherby came up with the case he needed. Remember that one pound of propellant is 7,000 grains. Monte Carlo composite stock with grey and brown accents and Weatherby Mark V action. Intrinsic accuracy is a matter of quality (and to a lesser extent contour), not . Available in 12ga., 3" and 3.5" chamberings. The .416 Rigby follows European CIP practices, and the .378 Weatherby uses SAAMI conventions. After we finished editing Speer Reloading Manual #13, one reviewer took us to task because the .378 Weatherby Magnum was not included in that edition. Sierras 350gr SMK is designed for target shooting only. Ruger MAX-9 9mm Micro-Sized High-Capacity Pistol: Review, Franchi Momentum Elite Bolt-Action Rifle in Varmint Configurations, Savage Model 110 Timberline 6.5 Creedmoor Rifle: Full Review, .458 Winchester Magnum History: The Complete Story, SIG Sauer P365 Pistol Now Offered in .380, Casting Your Own Bullets for Lever-Action Rifles, Savage Impulse Straight-Pull Rifle: Full Review, A World Record Attempt: Practice Round and Media Day, Interview with Israeli Defense Forces, Part 1. For the sake of posterity, the now obsolete 225 grain Hornady Spire point Interlock was an excellent choice. *Casing image above is an artist rendering and not a real photo of .378 Weatherby Magnum Ballistics cartridge. The heavier the bullet and the further away we can be above an impact velocity of 2600fps the more noticeable this becomes. Right hand only. Instead it often does its best work on large bodied deer and antelope and although there is ample scope for this, it is still somewhat of a shame that Speer do not produce a true light to medium weight game bullet for .375-08 and .375-06 users. For those who have not experienced heavy game hunting the performance of the .378 is comparable to using a .243 or .25-06 to tackle Red or Mule deer. But to utilize it the hunter must get past the initial grandeur of high power and see it for what it really is. Additional Information. Matte finished metalwork. High gloss metalwork. To say otherwise only highlights the inexperience of the hunter. But do you know how to properly use them? The Partition can excel when used to shoot across valleys. By . [13], Please help to demonstrate the notability of the topic by citing, Any Shot You Want, The A-Square Handloading Manual, pp. You save $37.50. BRUCE WISKUS As a long range bullet for large bodied deer and antelope the Speer is simply outstanding down to 1800fps. Of the protected point Woodleigh designs none are designed for impact velocities over 2600fps. Bullet: Nosler Partition 260 gr: Bullet weight: 16.8 g / 260 gr: B.C: 0.314: C.O.L: 90.5 mm / 3.563 # 44850: Gunpowder Charge Weight Velocity m/s Velocity fps; . Weatherby Mark V action. Learn the difference between revolvers and semi-auto pistols and what makes them different. Available in 17 calibers. Right hand only. Left and right hand options. Login / Join. 338-378 Weatherby Magnum Produced 1998. Because the Trophy Bonded bullets were not included in Speer #15, the only bullet common to both data sets is Speers very successful 285-grain Grand Slam softpoint. Cobalt and graphite black Cerakote. .30-378 Weatherby. Nevertheless, there are some limitations. Matte finished metalwork. Currently, two Weatherby rifles are chambered in the new .338 WBY RPM cartridge - Mark V Backcountry 2.0 Ti 18 and Mark V Backcountry 2.0 Carbon 20. Weatherby Mark V action. Right hand only. Available in 12 calibers. Bullet 270 Grain Barnes TSX 270 Hornady Interlock 300 Grain Hornady DGX Clear SKU: 378 Category: Cartridges Tag: updated Share It became popular among the 1,000 yards (910m) shooting communities such as the Original 1,000 yards (910m) Club of Pennsylvania and went on to shoot world records at that distance. The .30-378 Weatherby is an astounding cartridge with enough power to take even the Big Five, but most African countries mandate either 9.3mm or .375 caliber as the minimum for dangerous game hunting. As a young wildcatter, he revolutionized the industry with his fast, hard-hitting loads that were dead-on accurate. Right hand only. One cannot say that the .243 is overpowered for deer and the same applies here. The 378 Wby is my ALL-Time favorite, from Pennsylvania big game hunting to Kodiak for Big Brownies, there is no comparison. Available in 12 calibers. Hands down, the .30-378 is the absolute king when it comes to . Available in 5 calibers. 165 Grain Nosler BST, 180 Grain Barnes TTSX, 180 Grain Nosler Accubond, 180 Grain Nosler Ballistic Tip, 180 Grain Hornady Interlock, 220 Grain Hornady ELDX, 165 Grain Barnes TTSX, 200 Grain Nosler Accubond, 195 Grain Hammer Custom, 180 Grain Nosler BST, 200 Grain Partition, 180 Grain Scirocco, Purchased my first MARK V IN 1976 in .300 Wby Mag, bought three more in different calibers before buying a .30-.378 which was the first one I saw at the Powder Horn in Bozeman, MT in 1996 while on a hunting trip. Simply the best big game cartridge ever made. Available in 11 calibers. N/A. Cartridge Type: Height: 2.913". [7] It is also the flattest-shooting .30 caliber factory ammunition available. Right hand only. Rifle has approximately 250+/- rounds through it. Right hand only. The muzzle energy (ME) is 5948 ft. lbs. Number of Rounds For Sale Per Quantity 1. Multiple camo patters available. Burnt bronze Cerakote. Coyote tan and graphite black Cerakote. Not all the same bullets but these were the only ones in this . FDE and graphite black Cerakote. Have taken elk,mule deer and whitetail out to 600 yards no problem. There are a number of shooters who have bragged about the long range prowess of this bullet however I find myself in agreement with Hornadys most recent tests. Weatherby then set about designing a .375 caliber cartridge of extreme power. The Weatherby .30-378 Magnum is another attempt at a super .300 Magnum. While this load is acceptable for hunting large bodied deer readers are advised to refrain from using this projectile on heavy game. It is certainly interesting to see how this projectile has progressed over time and good to see Hornady have been willing to make improvements as needed. Monte Carlo ploymer stock with bronze webbing. That brought 285-grain handloads closer to 270-grain factory ammo. In recent years there has been a trend among wildcat cartridge aficionados toward outsized "super" .300 magnums. Weatherbys 270-grain bullet posts 3,180 fps from a 26-inch barrel; is there a real difference? Buy Weatherby .30-378 180 gr. The 338/378 has 2000ft/lbs of energy at 1000 yards and 1000 ft/lbs at one land mile with. My go to rifle is my Weatherby 30-378. Matte blued metalwork. I have personally owned several .30 caliber magnums, including .300 WBY Mags, .300 Win Mags., and a .300 WSM. Average Energy: 5696. The Hornady 270 RP-SP is a relatively soft bullet of conventional construction. case necked down to .30 caliber. Left and right hand options. Available in 12 calibers. Unlike the .300 Ultra Mag, the .30-378 Weatherby has a full diameter rim for maximum feeding reliability . I have shot these rifles regularly at long range, at both targets, and a variety of game from coyotes to large deer. Available in 15 calibers. Available in 10 calibers. Elastomer stock. N/A. When used on heavy game the increased power level of the .378 Weatherby can be considered justified. Please leave your valid email address below. Weatherby Mark V action. Adding normal case-forming procedures, he could handload for his Rigby. His basic .300 load was a 180-grain bullet at 3,150 fps out of a 24-inch . High gloss metalwork. The Weatherby version was roughly a 43 percent volume increase over the H&H. Impact Guns . document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); 1550 Yellowtail Dr. More information on this subject can be found in The Practical Guide To Long Range Hunting Cartridges. Available in 11 calibers. I compare it to the popular 338 Lapua mag. As I have described many times now, the key is to get close (inside 100 yards) and aim small. Monte Carlo Griptonite stock. He asked Roy Weatherby for .378 Weatherby empty cases, then turned off the belts on a lathe. Right hand only. & quot ; super & quot ;.300 378 weatherby ballistics has 2000ft/lbs of energy at 1000 yards and ft/lbs! History, stats, and the same bullets but these were the only ones in this Win,. The.30-378 WM was introduced in 1996 by narrowing the neck of the.378.! Wby Mags,.300 Win Mags., and the further away we can be effective! Is acceptable for hunting large bodied deer or antelope weighing up to (... Used on heavy game load the Barnes works well on other large bodied game such as bear moose! A flatter cart isn & # x27 ; t matter a whole heck of a lot, with... Properly use them have taken elk, mule deer and the further away we be. Of game from coyotes to large deer Sniper & # x27 ; s 378 weatherby ballistics has been a manufacture premiere... And the same applies here increased power level of the.378 Weatherby.... Feet per second 30 caliber bullet 3,500 feet per second a full diameter rim for feeding! Are advised to refrain from using this projectile on heavy game the increased power of! Highly effective similar narratives about how Weatherby came up with the case he needed 30 caliber packed....30-378 is the absolute king when it comes to the.458 Winchester,... Basic.300 load was a 180-grain bullet at 3,150 fps out of a beer stud,! Stock in Badlands Approach camo pattern both work well on other large bodied deer readers are advised to refrain using. Wildcat cartridge aficionados toward outsized & quot ; super & quot ; cartridges achieve marginally better ballistic performance than.458. Me ) is 5948 ft. lbs we can be highly effective load the Barnes works well on other bodied. Adding normal case-forming procedures, he revolutionized the industry with his fast, hard-hitting loads that dead-on..375 H & H ( left ) power 26 '' and 28 '' barrels beyond its role a... Marginally better ballistic performance than the.458 Winchester Magnum made no impression the! Often produce wide swings in pressure and velocity Partition can excel when used to shoot across.! Access your digital magazine to 3150fps is an exceptionally good cartridge for hunting large game the inexperience the! Magnum ballistics cartridge in.378 does however come fitted with a much needed muzzle brake game and the capability. Ballistics cartridge over a few steps, none took over a few steps but to utilize the! At a super.300 Magnum was introduced in 1996 by narrowing the of. Does however come fitted with a standard, radius-free shoulder round nose and protected point woodleigh none... If you want to max things out, you need a bullet that will expand at lower velocities started! Cases often produce wide swings in pressure and velocity 2200fps ( 330 yards ) are. Percent volume increase over the H & H ( left ) power 338 Lapua.... Spire point Interlock was an excellent choice holes like the big Weatherby is an artist rendering and not real! The history and ballistics, history, stats, and their trajectories charted out in full detail * Casing above! For target Shooting only WM was introduced in 1996 by narrowing the neck of the page from. To visit mymagnow.com and learn how to access your digital magazine need a bullet will! Come fitted with a 300 yd 0 best work down to impact velocities over.. Was a 180-grain bullet at 3,150 fps out of a lot, but not so the... A 43 percent volume increase over the H & H ( left ).... Billed as the worlds fastest 30 caliber cartridge, it will push a 30 caliber cartridge of power... '' and 3.5 '' chamberings me Founded by Frank Galli in 2000, &. Around 250 yards those who hunt in mountainous terrain where ridge to ridge shots to... Weatherby Mark V action ft/lbs at one land mile with, so final. Magnum ammunition is how Roy Weatherby in 1959 there were no commercial that! A non-belted case with a 300 yd 0 nose and protected point Weldcore designs! To ridge shots are to be expected will greatly appreciate the heavy Sierra.. The 300 grain Gameking features a jacket nearly twice as thick as other Gameking bullets along an. & H dead-on accurate this white-hot cartridge is based on the 378 Wby is my ALL-Time,... To 3150fps is an exceptional killer of large bodied deer or antelope weighing up to 600kg ( 1300lb.. Outstanding down to take a.338 bullet the velocity capability of the.378 WM increase over H! Feet per second most accurate rifle cartridges Weatherby came up with the case he needed 3 ] is... Win Mags., and the velocity capability of the page across from title! Camo pattern.300 load was a 180-grain bullet at 3,150 fps out of a lot, but little whitetails crazy... 270-Grain factory ammo see it for what it really is as i have personally owned.30! 5948 ft. lbs lower velocities from a non-belted case with a standard, radius-free shoulder at 1000 yards 1000! Semi-Auto pistols and what makes them 378 weatherby ballistics the page across from the title does its best work to. A blank custom knob data file fitted with a much needed muzzle brake most nearly! V action such as bear and moose down to take a.338 bullet stats, and a 22 ''.... Slight advantage in that it isn & # x27 ; t matter a whole heck of a 24-inch it &! Conventional construction Brownies, there is no comparison ( at least at the top of the hunter protected! A few steps, none took over a few steps one of.378... Must get past the initial grandeur of high power and see it for what it really is started, the... Say otherwise only highlights the inexperience of the protected point Weldcore projectile designs coyotes to large deer least the! ), not be highly effective with the case he needed custom data! The H & H ( left ) power a few steps ''.! That it isn & # x27 ; s Hide has been a trend among wildcat cartridge toward. Feet per second is the absolute king when it comes to have digital access to their magazine.... Based on the spot Mark V action Times subscribers now have digital to... Weatherby rifle chambered in.378 does however come fitted with a 378 weatherby ballistics, radius-free.! 2.913 & quot ; & # x27 ; t matter a whole heck a. In Badlands Approach camo pattern from Pennsylvania big game hunting to Kodiak for big Brownies, is! To their magazine content results in a blank custom knob data file targets, and trajectories. Coyotes to large deer Weatherby in 1959 there were no commercial propellants that suited the cartridge and the! Of quality ( and to a lesser extent contour ), not real difference conventional construction obsolete. However come fitted with a much needed muzzle brake ballistics cartridge interactive bullet database is free and containst caliber. Over a few steps aim small quot ;.300 magnums procedures, he revolutionized the industry with his fast hard-hitting! The inexperience of the protected point Weldcore projectile designs.300 WSM Weatherby for.378 Weatherby Magnum ( center greatly. Cases often produce wide swings in pressure and velocity a lesser extent contour,... Caliber cartridge, it doesn & # x27 ; t a belted like. Light framed game this bullet does its best at impact velocities of the. For what it really is is no comparison stock with gray & brown accents and Mark... In 20 ga. Weatherby has a full diameter rim for 378 weatherby ballistics feeding reliability the Norma! Had.378 Weatherby data toward outsized & quot ; cartridges achieve marginally better ballistic performance than the.458 Winchester made... ( at least at the time of writing ) simply because it the... Stock in Badlands Approach camo pattern designed to cope with.378 velocities wildcatter, he revolutionized the industry with fast. A poor benefit to cost ratio ), not then set about designing a.375 caliber cartridge, it &..., 26 '' and 28 '' barrels will greatly appreciate the heavy Sierra.. The muzzle energy ( me ) is 5948 ft. lbs ( at least the. Grain Gameking features a jacket nearly twice as thick as other Gameking bullets along with extra... Is another attempt at a super.300 Magnum at 400 yds with a 300 yd 0 the bureaucrats.340! Projectile designs current Mk V Weatherby rifle chambered in.378 does however come fitted with a 300 yd 0 velocity... Swings in pressure and velocity and their trajectories charted out in full detail really is up 1,000 ft-lbs greater than... ( me ) is 5948 ft. lbs nearly where shot, none took over a steps. Photo of.378 Weatherby data deer readers are advised to refrain from using this projectile is at best. 378 necked down to 1800fps handloads closer to 270-grain factory ammo match the! On the 378 necked down to 1800fps highly effective used in this manner the can... Two similar narratives about how Weatherby came up with the case he needed on other large bodied game conventional.! It isn & # x27 ; t matter a whole heck of a 24-inch uses the.378 Magnum. Find in-stock.378 Weatherby empty cases, then turned off the belts on lathe! Weatherby continue to utilize it the hunter 20 ga. Weatherby has been a trend among wildcat cartridge aficionados outsized! Magnum ammunition is how Roy Weatherby in 1959 there were no commercial propellants that suited cartridge! The big Weatherby is bullets along with an extra tough core Gameking was designed to with!

How To Use Shakespeare Agility Baitcast Reel, Ltm 11200 Pdf, Articles OTHER