45-70 vs 500 s&w

Today on Kentucky Ballistics we shoot pine boards with 500 S&W Magnum and 45-70 + P! We use a revolver and a rifle for each caliber! I hope you enjoy the vid...

The .500 may have a slight advantage in shorter barrels when the same bullet weights are compared, due to the greater bore area, but it won't be much. One thing I might consider in a revolver is that the .45-70 will require a half-inch longer stroke on the ejector rod to fully eject. Again.Buffalo Bore's Black-Powder-Equivalent .45-70 Gov't. 500-gr. hard-cast lead flat-nose bullet load was the slowest of the set with an average velocity of 883-fps. The first bullet fired swerved to ...The actual bullet diameter for the .460 S&W is .452" and the actual bullet diameter for the .500 S&W is .500" Here are the SD's for our selected bullets. As you can see, the 300 grain .45 caliber bullet has a substantial advantage over the 325 grain .50 caliber bullet in sectional density.The .44 Rem. Mag., .357 Mag., .454 Casull, .460 S&W Mag., and .500 S&W Mag. were developed for pistols but are also chambered in long guns. The .45-70 Govt. and the .444 Marlin are old-school lever gun cartridges. The .450 Bushmaster and .350 Legend were released in the last 15 years and can be found in semi-auto and bolt-action rifles.Jul 18, 2008 ... The 500 S&W will get you +1600 fps with the 440 gr hard cast bullets. Some 500 gr loads will get you very close to 1500 fps. Hodgdon lists the ...

May 27, 2021 · While they look similar, the 50 Beowulf is only a 33K-35K pressure cartridge, depending on which source you quote. The 500 S&W is a 60K pressure cartridge. Thats why the 500 S&W can, from a revolver, exceed 50 Beowulf can from a rifle. The 500 AutoMax on the other hand is really a rimless 500 S&W with a 60K max pressure. The 500 Smith & Wesson Magnum is Herb Belin’s idea of the most powerful handgun cartridge in the world, and he (along with S&W) has succeeded. At the time, Belin was Director of Emerging Tech over and S&W, and was also responsible for the “fastest” handgun cartridge ever made, the 460 S&W. The 500 S&W is capable of some serious …Nov 18, 2023 · The .45-70 cartridge is made for Rifles while .460 S&W Magnum cartridges are made for Handguns.The .45-70 cartridge has a higher muzzle velocity than the .460 S&W Magnum cartridge by 194 feet per second.The .45-70 has a larger diameter than the .460 S&W Magnum by 0.00600000000000001 inches.Lastly, the .45-70 cartridge has a longer length than ... The actual bullet diameter for the .460 S&W is .452" and the actual bullet diameter for the .500 S&W is .500" Here are the SD's for our selected bullets. As you can see, the 300 grain .45 caliber bullet has a substantial advantage over the 325 grain .50 caliber bullet in sectional density.The .500 has a bit larger frontal area. The .45/70 operates at lower pressure and the bullets have a bit better sectional density. Both shine as short to mid-range thumpers in my opinion. I rather liked my combination of the .45/70 Marlin lever gun and the .500 S&W revolver.

About then, I noticed the calibers listed included really big-bore rounds like the old .45-70 Government and even the .500 S&W Mag. When I pointed that out to the others, Martin responded, "They just changed the primitive hunting regulations in Mississippi to allow use of any single-shot rifle chambered for cartridges larger than .38 caliber that's also at least 100 years old.45: COLT #11/ 14 375: REM ULT MAG # 5: 450: BUSHMASTER # 2 375: RUGER # 5: 45: GAP # 2 375: Win # 3 44: S&W RUSSIAN # 11: 6mm-1.52 # 2 44: S&W SPECIAL # 11: 6mm-222 # 4 44-40: Win # 14: 6mm-223 # 4 444: Marlin # 11: 6mmx284 # 2 450: Marlin # 5: 6x45 # 4 45: Schofield # 14: 6mmx47mm # 4 45: Win Mag # 3: 6.5: …I find the big, heavy X-frame revolvers (500 S&W and 460 S&W) too heavy for hiking in steep country all day, but they do possess incredible power. However, if I am going to carry a handgun that weighs 5+ pounds, I’d just as soon carry a 6-pound rifle chambered in 45-70 that has a longer sight radius, more power, and is shoulder mounted.Ballistic Gel Penetration (10% Gel) – 22.50 inches. Remaining Bullet Weight – 166.9 grains. Bullet Expansion – Measurement 1 – .653 in. Measurement 2 – .681 in. Measurement 3 – .656 in. Magnum Research BFR 45-70 Revolver. Barrel Length – 10.00 in. DoubleTap Ammunition 45-70 300 Grain Barnes TSX. Muzzle Velocity.Aug 1, 2018 · 45-70 vs 500 S&W Magnum vs Ballistic Gel (Rifle & Pistol) Today on Kentucky Ballistics we shoot some 10% ballistic gel with 45-70 and 500 S&W Magnum. We use a revolver and a rifle for... Both categories include the .357 Magnum, 10mm Auto, .41 Remington Magnum, .44 Magnum, .45 Colt, .454 Casull, .460 S&W Magnum, and .500 S&W Magnum. There is also a Bear Load option for the .45-70 Government. I shot the .41 Magnum load in a Ruger Blackhawk and a Henry Big Boy and the .45-70 load in an SSK Industries …

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As illustrated in the chart, 9mm Luger (Parabellum) rounds - on average - achieve a velocity of about 1140 feet per second (fps) while .500 S&W Magnum rounds travel at a velocity of 1700 fps. To put this into perspective, a Boeing 737 commercial airliner travels at a cruising speed of 600 mph, or 880 fps. That is to say, 9mm Luger (Parabellum ...Mower Kill switch demonstration.If you don't get out much and you live in a "safe" little environment where nobody ever does anything unusual, try not to b...We started with 27″ barrels for each cartridge and collected velocities cutting one inch off at a time and retesting all the way down to 13″ using multiple loads of ammunition. The cartridges we tested include the 460 S&W Magnum, 444 Marlin, 450 Bushmaster, and 45-70 Government. Here’s how they compare to each other. Big Bore Cartridges ...44 Auto Mag. 445 Super Mag. 480 Ruger. 475 Linebaugh. 475 Wildey Mag. 50 Action Express. straight wall straight wall cartridge cowboy cartridges 45-70 450 Marlin 450 Bushmaster 360 Buckhammer …

Today on Kentucky Ballistics we shoot pine boards with 500 S&W Magnum and 45-70 + P! We use a revolver and a rifle for each caliber! I hope you enjoy the vid... The 44 Magnum, on the other hand, is a more versatile cartridge that is suitable for both hunting and self-defense. It is smaller and easier to handle than the 45-70, making it ideal for use in close quarters. The cartridge has less recoil than the 45-70, which makes it more manageable for most shooters.Both categories include the .357 Magnum, 10mm Auto, .41 Remington Magnum, .44 Magnum, .45 Colt, .454 Casull, .460 S&W Magnum, and .500 S&W Magnum. There is also a Bear Load option for the .45-70 Government. I shot the .41 Magnum load in a Ruger Blackhawk and a Henry Big Boy and the .45-70 load in an SSK Industries …Realistically, the .45-70 and .444 Marlin are not as similar as they may initially seem. The .45-70 was originally designed with heavier 350- to 500-grain bullets at velocities hovering around 2,000 fps, though lighter, flatter-shooting offerings in the 250- to 300-grain range are now more com-mon. The .444 Marlin favors bullets from 240 to 300 ...Jun 3, 2017 ... Today on Kentucky Ballistics we shoot some 10% ballistics gel with the Smith & Wesson 460 Magnum and the Smith and Wesson 500 Magnum!.500 S&W Magnum (as tested), .204 Ruger, .233 Rem., .22-250 Rem., .243 Win., .25-06 Rem., 7mm-08, .280 Rem., 7mm Rem. Mag., .30-30, .308 Win., .30-06, …[AMMO] Last Call Fiocchi 9mm 115gr from 23.5 CPR $399.49/1700 23.5 CPR Ships Free | $244.99/1000 24.5 CPR Ships Free | Others inside (Blazer Brass, PPU, Winchester, Browning, SyntBallistic Gel Penetration (10% Gel) – 22.50 inches. Remaining Bullet Weight – 166.9 grains. Bullet Expansion – Measurement 1 – .653 in. Measurement 2 – .681 in. Measurement 3 – .656 in. Magnum Research BFR 45-70 Revolver. Barrel Length – 10.00 in. DoubleTap Ammunition 45-70 300 Grain Barnes TSX. Muzzle Velocity.Aug 1, 2018 · 45-70 vs 500 S&W Magnum vs Ballistic Gel (Rifle & Pistol) Today on Kentucky Ballistics we shoot some 10% ballistic gel with 45-70 and 500 S&W Magnum. We use a revolver and a rifle for... .500 S&W Magnum (as tested), .204 Ruger, .233 Rem., .22-250 Rem., .243 Win., .25-06 Rem., 7mm-08, .280 Rem., 7mm Rem. Mag., .30-30, .308 Win., .30-06, …

In terms of muzzle velocity, the 45 90 will generally shoot 200 fps faster than the 45-70. This is due to the 45-90’s larger case capacity and translates to higher muzzle energy and a better trajectory. At the muzzle, the 45-90 is packing 3,377 ft-lbs of energy compared to 2,754 ft-lbs for the 45-70.

The BFR in .45-70 Gov’t has greater recoil than the .460 S&W, when shooting the most comparable hunting loads possible. That said, even the .45-70 is surprisingly manageable for practiced ...The .500 S&W Mag. round (left) is shown next to the .500 Linebaugh, .460 S&W Mag., .454 Casull and .44 Mag. rounds. What Buchel and Brown ended up with is a rifle about halfway the size of an 1886 and an 1892 Winchester, hence the moniker Model 89. Parts for the rifle are made by stock removal on CNC machinery.May 31, 2010 ... The 500, due to the weight, it is best as a truck gun hence the 329PD recomendation. Easier to carry on the hip or shoulder/chest rig. It is ...That model BFR can be ordered with a cylinder for 45/70 so one can swap back and forth. .500 S&W, 10-Inch Barrel. a. 275 grain Barnes X CorBon, average 1856 FPS and muzzle energy 2104 FT/LBS. b. 400 grain Hawk SP CorBon, average 1752 FPS and muzzle energy 2727 FT/LBS. c. 440 grain Hard Cast CorBon, average 1718 FPS and muzzle energy 2884 FT/LBS.Aug 17, 2023 ... 45-70: 5 Reasons You Need One And 3 Reasons ... Wade Hunts BIG BUCK with the Performance Center 460XVR ... 460 S&W Magnum vs 500 S&W Magnum ( ...That is to say, .327 Federal Magnum bullets travel 1.6 times the speed of a 737 airplane at cruising speed, while .500 S&W Magnum bullets travel 1.9 times that same speed. Various calibers. Energy. Furthermore, the muzzle energy of a .327 Federal Magnum round averages out to 450 ft-lb, while a .500 S&W Magnum round averages out to about 2300 …44 Auto Mag. 445 Super Mag. 480 Ruger. 475 Linebaugh. 475 Wildey Mag. 50 Action Express. straight wall straight wall cartridge cowboy cartridges 45-70 450 Marlin 450 Bushmaster 360 Buckhammer …Being an old case, it does have some drawbacks among the benefits. The .45-70 case is notoriously thin-walled, and therefore the pressures must be kept low. Having a good, wide rim, headspace and extraction pose no issue at all. The case length is just over two inches—2.105 inches, to be precise—so the action doesn’t need to be overly long.Mar 26, 2012 ... This was my first experience with a .500 Smith & Wesson ... 45-70 BFR Revolver One-Handed. andyw513•101K ... 454 casull vs 460 s&W recoil comparison.

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1987 posts · Joined 2001. #3 · Aug 31, 2003. In short, generally the .50 AK will drive the same size bullet as the .45-70 a bit faster at the same pressure, or the same speed at lower pressure. Plus, the .50 AK will drive heavier bullets than the .45-70 can at higher speeds, and still be within sane limits on pressure.45-70 vs 500 S&W Magnum vs Ballistic Gel (Rifle & Pistol) - YouTube. Kentucky Ballistics. 4.23M subscribers. Subscribed. 12K. 384K views 5 years ago. Today on Kentucky …The .45-70 Govt is very effective out to around 150 yards with minimal bullet drop, but it’s capable of great accuracy and longer range shooting as well. Using modern, smokeless powder, most of the ammunition manufacturers currently produce a wide variety of loads of varying power for the .45-70.The following ammunition cartridge ballistics information and chart can be used to approximately compare .460 S&W Magnum vs .500 S&W Magnum ammo rounds. ... target practice, plinking, hunting, or shooting competitions. Our website lists special deals on 9mm Ammo, 10mm Ammo, 45-70 Ammo, 6.5 Creedmoor ammo, 300 Blackout Ammo, 10mm …The latter platform handles the .30-30 Winchester, .444 Marlin, .45 Colt/.410, .45-70, .450 Marlin, .460 S&W and .500 S&W. Available barrel lengths (depending somewhat on caliber) are 5.0, 5.25, 5.5, 6.5, 7.5 and 10.0 inches. I chose the 7.5-inch barrel. It's long enough to provide adequate velocity and sight radius but not so long I …In the long actions, choosing between the .444 Marlin and .45-70 Govt is about like the .44 Mag vs. .45 Colt ‘dilemma’ - I like both. I suppose the bottom line is that for my ‘short action’ I like the .44 Mag and therefore the .444 Marlin to be a same-diameter-bullet ‘companion’ in the long action levergun.The .450 Bushmaster and .500 S&W are two significantly different cartridges designed for different purposes:1. .450 Bushmaster: The .450 Bushmaster is a rifle cartridge primarily developed for big-game hunting with the AR-15 platform. It is a straight-walled cartridge with a large bullet diameter of around .45 caliThe custom shop BFR's, in 500 S*@ are pretty incredible. For about 1200-1300 dollars you pretty much get a 2500 dollar custom gun. That said, the BFR cylinder was designed for cartridges like the 45-70, which is much longer then the S&@ 500.When comparing 45-70 recoil vs. 12 gauge shot or slug kick, you must factor in many variables. There’s the bullet weight and shell load, the action mechanisms of the firearm itself, total gun weight, and barrel length. Overall, the government round performs better in felt recoil than a 12-gauge slug. But remember that these, alongside 10 ... ….

Case length in the Bushmaster is 1.7 inch, and the .45-70’s runs 2.105 inches. Also, the latter has a rimmed case and the former has a rebated rim—noticeable groove or slimming of the diameter above it. There are other differences, but it all adds up to the fact that no gun can run both cartridges interchangeably.The diameter of a .480 Ruger cartridge is 0.475 inches (12.065 millimeters). The diameter of a .500 S&W Magnum cartridge is 0.5 inches (12.7 millimeters). The .480 Ruger cartridge has a smaller diameter than the .500 S&W Magnum cartridge by 0.025 inches. The overall length of a cartridge determines how deep a bullet will sit in a case.Mar 30, 2018 · Today on Kentucky Ballistics we shoot some Clear Ballistics 10% ballistics gel! We have 64 inches of it! We shoot the gel with a 500 S&W Magnum and a 45-70 Government and compare the results. I hope you enjoy the video and thanks for watching! Ammunition used in today's video. Underwood Ammo 500 S&W Magnum 350 Grain XTP Jacketed Hollow Point. Average time of flight for the .45-70-500-grain load was 21.2 seconds, With the more powerful .45-80-500-grain cartridge the time-of-flight was 20.8 seconds. For 3,500 yards distance, angles of elevation ran from 27 degrees to 29 degrees. This varied drastically from day to day due to the effects of head and tail winds.The only difference in the 450 and 45-70 is how the cylinder is chambered. They used the long cylinder for the 500MAG because the short cylinder was just that, too short for the OAL of the 500MAG cartridge. I shot both the S&W500 and the BFR in 500MAG side by side and found both gun very accurate.When you consider the ballistic coefficient of the 45-70 over the 500 S&W, you'll see the 45-70 gives better performance with both distance and penetration. Here's …A cable box provides subscription television programming for enjoyment on a TV. When the television is also connected to audio equipment such as a stereo amplifier, a few basic con...Jul 27, 2017 ... Today on Kentucky Ballistics we shoot a 100 pound ice block with our Smith and Wesson Performance Center 500 Magnum! This ice block has been ... 45-70 vs 500 s&w, The History of the .460 S&W Magnum Round. The roots of the .460 S&W Magnum can be traced back to the early 2000s when legendary gun makers Smith & Wesson, sought to create a cartridge that would push the boundaries of handgun performance. Building upon the success of their .44 Magnum and .500 S&W Magnum, …, Mower Kill switch demonstration.If you don't get out much and you live in a "safe" little environment where nobody ever does anything unusual, try not to b..., In fact, a 300gr .411 bullet has a higher SD than a 350gr .458. bwinters said: and the 45/70 can take heavy loads. Heavier. A .45-70 can drive a 350gr bullet at the speeds of a 300gr from a Win. 1895, .405 but it can only be done safely in a very strong action like the #1. (Marlin 1895s need not apply.) bwinters said:, 500 grain for the Rifle (45-70-500), and 405 grain for the Carbine (45-55-405). According to 'Trapdoor Springfield' the only difference between the original rifle and carbine cartridges was the powder load, 70 grains vs 55 grains respectively. In 1873 the change to a .45-70 service cartridge was approved. It was a 405 grain lead bullet over 70 ..., Nov 18, 2023 · The diameter of a .460 S&W Magnum cartridge is 0.452 inches (11.4808 millimeters). The diameter of a .500 S&W Magnum cartridge is 0.5 inches (12.7 millimeters). The .460 S&W Magnum cartridge has a smaller diameter than the .500 S&W Magnum cartridge by 0.048 inches. The overall length of a cartridge determines how deep a bullet will sit in a case. , The .45-70 cartridge is made for Rifles while .500 S&W Magnum cartridges are made for Handguns.The .45-70 cartridge has a higher muzzle velocity than the .500 S&W Magnum cartridge by 444 feet per second.The .45-70 has a smaller diameter than the .500 S&W Magnum by 0.042 inches.Lastly, the .45-70 cartridge has a shorter length than the .500 S&W ..., Nov 22, 2021 · Even a cursory examination of the 45-70 will reveal its extraordinary attribute: its massive bullet, which weighs as much as 500 grains. As the successor to the 50-70, the 45-70’s narrower bullet offered increased range, superior penetration, and heightened accuracy. Although designed in 1873, the 45-70 remains popular among hunters to this ... , About then, I noticed the calibers listed included really big-bore rounds like the old .45-70 Government and even the .500 S&W Mag. When I pointed that out to the others, Martin responded, "They just changed the primitive hunting regulations in Mississippi to allow use of any single-shot rifle chambered for cartridges larger than .38 caliber that's …, Today on Kentucky Ballistics we shoot pine boards with 500 S&W Magnum and 45-70 + P! We use a revolver and a rifle for each caliber! I hope you enjoy the vid..., The .500 S&W Magnum and .50 Action Express (AE) are both powerful handgun cartridges known for their significant energy and stopping power. Here are some comparisons between the two: .500 S&W Magnum: - Origin: The .500 S&W Magnum was introduced by Smith & Wesson in 2003 and is currently the most powerful production …, Nov 18, 2023 · The .45-70 cartridge is made for Rifles while .460 S&W Magnum cartridges are made for Handguns.The .45-70 cartridge has a higher muzzle velocity than the .460 S&W Magnum cartridge by 194 feet per second.The .45-70 has a larger diameter than the .460 S&W Magnum by 0.00600000000000001 inches.Lastly, the .45-70 cartridge has a longer length than ... , And converting a BFR to .500 Bushwhacker means you can still shoot standard .500 S&W rounds, along with .500 JRH and .500 Special.” It was developed in 2021 by brothers James and Keith Tow ..., Get free real-time information on AMP/GBP quotes including AMP/GBP live chart. Indices Commodities Currencies Stocks, Feb 24, 2017 ... Today on Kentucky Ballistics we shoot some ballistics gel with our Smith and Wesson 500 Magnum Revolver! We have shot a lot of things with ..., That model BFR can be ordered with a cylinder for 45/70 so one can swap back and forth. .500 S&W, 10-Inch Barrel. a. 275 grain Barnes X CorBon, average 1856 FPS and muzzle energy 2104 FT/LBS. b. 400 grain Hawk SP CorBon, average 1752 FPS and muzzle energy 2727 FT/LBS. c. 440 grain Hard Cast CorBon, average 1718 FPS and …, The BFR in .45-70 Gov’t has greater recoil than the .460 S&W, when shooting the most comparable hunting loads possible. That said, even the .45-70 is surprisingly manageable for practiced ..., Apr 20, 2023 · The answer lies in at least four new straight walled rounds, the 350 Legend, 400 Legend, 360 Buckhammer, and 450 Buckmaster, all of which match or exceed the performance of the two older rounds. On the far right is the even older straight wall 45-70 Govt. which, with a case length of 2.1-inches, isn’t legal in some straight wall States. , The .45-70 is one of our oldest centerfire rifle cartridges, a black powder number that successfully made the transition to smokeless powder and has prospered into the 21st Century. The traditional .45-70 factory load is a 405 grain bullet (BC .214, SD .272) at a MV of 1330 fps, and a ME of 1590 ft. lbs. This is a very moderate load that kills ..., The actual bullet diameter for the .460 S&W is .452" and the actual bullet diameter for the .500 S&W is .500" Here are the SD's for our selected bullets. As you can see, the 300 grain .45 caliber bullet has a substantial advantage over the 325 grain .50 caliber bullet in sectional density., Velocity. As illustrated in the chart, 10mm Auto rounds - on average - achieve a velocity of about 1200 feet per second (fps) while .500 S&W Magnum rounds travel at a velocity of 1700 fps. To put this into perspective, a Boeing 737 commercial airliner travels at a cruising speed of 600 mph, or 880 fps. That is to say, 10mm Auto bullets travel 1 ..., Nov 18, 2023 · The diameter of a .460 S&W Magnum cartridge is 0.452 inches (11.4808 millimeters). The diameter of a .500 S&W Magnum cartridge is 0.5 inches (12.7 millimeters). The .460 S&W Magnum cartridge has a smaller diameter than the .500 S&W Magnum cartridge by 0.048 inches. The overall length of a cartridge determines how deep a bullet will sit in a case. , Jun 3, 2019 · Here’s a look at the eight best charge-stopping bear cartridges ever made. 1. .45-70 Government First adopted by the U.S. military in 1873, the .45-70 Government has been one of the longest-standing big-game cartridges of all time. It’s also been incredibly popular among Alaskan hunters and guides, especially in lever-actions like Marlin ... , It takes between 0.1 and 0.2 amps to kill a human being. Shocks above 0.2 amps are not considered to be lethal because a human can be revived from that voltage if the victim receiv..., Test barrel length: 10 in. Source (s): TII Armory (275 gr), [1] (310 gr), [2] (340 gr) [3] (400 gr), [4] (510 gr), [5] The .500 Bushwhacker is a .50 caliber semi-rimmed revolver cartridge developed by TII Armory for the Magnum Research BFR revolvers. It is currently the most powerful revolver cartridge in the world, offering a similar level of ... , When comparing the 45-70 and the 500 S&W Magnum, it is clear that both cartridges are designed for heavy-duty use. However, there are some significant differences between them that should be taken into consideration. The 45-70 has more energy than the 500 S&W, which means it’s going to be better for big … See more, The .45-70 cartridge has a muzzle energy of 2518 foot-pounds while .450 Nitro Express cartridges have 4927 foot-pounds of muzzle energy..45-70 vs. .450 Nitro Express Size Differences. There are some differences in dimensions between .45-70 and .450 Nitro Express cartridges. The diameter of a cartridge is important for gun compatibility., Jul 18, 2008 ... The 500 S&W will get you +1600 fps with the 440 gr hard cast bullets. Some 500 gr loads will get you very close to 1500 fps. Hodgdon lists the ..., 44 Auto Mag. 445 Super Mag. 480 Ruger. 475 Linebaugh. 475 Wildey Mag. 50 Action Express. straight wall straight wall cartridge cowboy cartridges 45-70 450 Marlin 450 Bushmaster 360 Buckhammer …, The 405 is a great nostalgic cartridge. the 45/70 is far more practical. The sectional density is better on the 45/70 and the 45/70 can take heavy loads. Teh 300 grain 405 has adequate penetration at best. It was used beecause it was the most powerful round chambered in the 95 winchester., .45 Auto ACP vs .500 S&W Magnum.45 Colt (LC Long Colt) vs .454 Casull.45 Colt (LC Long Colt) vs .460 S&W Magnum ... .270 WSM Winchester Short Magnum vs .45-70 Government , Jan 17, 2013 ... 500S&W just can't make up for powder capacity loss when jumping up to heavy bullets. The .45-70 was designed for a lot lower energy density ..., Sep 23, 2010 · About then, I noticed the calibers listed included really big-bore rounds like the old .45-70 Government and even the .500 S&W Mag. When I pointed that out to the others, Martin responded, "They just changed the primitive hunting regulations in Mississippi to allow use of any single-shot rifle chambered for cartridges larger than .38 caliber that's also at least 100 years old. , The .45-70 designation refers to the round’s .45 caliber (0.458 inches bullet diameter) and 70 grains of black powder load. The “Government” suffix denotes its original status as the standard-issued U.S. military round, which the .45-70 maintained for over 20 years from 1873 to 1894. The Springfield 1873 Trapdoor Rifle and newly developed ...