Quote:
Originally Posted by AzTeK
Your expertise regarding weapons is surely vastly superior to mine, I would appreciate if you could explain to me why you come to that conclusion.
My reasoning goes that any case that involves a rightful act of self-defense will play itself out in more or less close quarters, and I fail to see how a M4 should accomplish the job of stopping a criminal better than a "simple" handgun at that range. An M4 is not really big or bulky, but compared to a handgun still arguably a bit more clumsy, specially for untrained people, and the assumption that not all M4 owners would have specilised training is surely a valid one.
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Not a problem. I am always willing to educate a willing student.
I do believe that all firearms owners should seek training to become proficient with their weapon of choice.
In very simple terms. As the sights are closer together on the pistol there is less room for error when sighting in on your target. Because the sights are farther apart on the rifle there is more room for error meaning it is easier to hit the target. As you can expect your accuracy to drop between 40% 60% when stressed (yes even the most trained individual will loose accuracy when stressed). The rifle gives you the highest probability for a center mass hit. And while it is heavier and larger than a pistol. It is still far superior in a closed in environment because of not only the above, but what comes next.
The terminal effects on target are far superior for the 5.56 round vice even a .50 AE
Pistol rounds are more likely to over penetrate and cause other injuries than the 5.56.
I know that this sounds counterintuitive. But believe me it is the truth.
A spitzer type projectile (any projectile that is longer than it is wide) will yaw inside the body.
Because the 5.56 is such a high velocity round, and so light, during its first yaw, the stresses placed on the projectile when it hits 90 degrees in its rotation cause it to separate and or disintegrate. Inside 250 meters you can expect core seperation, and core disintegration inside 100 meters from a 16 inch barrel. Meaning there is a much larger wound channel than a .45 (even if the .45 is a good hollow point).
This also means that the 5.56 is less likely to over penetrate causing collateral damage.
Some of the larger caliber rifles do not achieve the same muzzle velocity so normal ball rounds will not separate or disintegrate. But you can purchase ammunition that will. Even the best hollow point pistol round will not cause the same damage to the bad guy.
For example.
5.56x45mm M855 (which has a steel penitrator, if you are using M193 you can expect even more separation and less penetration)
Note the depth of penetration.
.45 JHP
Note depth of penetration.
12 gauge limited recoil slug
12gauge #4 buck. (00 Buck will penitrate even more)
Now what we see here. While the shotgun will produce a much larger wound channel, you also have a much higher probability of over penetration, which is bad when it comes to home defense.
Yes, it does say that even after separation, it will penetrate further. But as the mass of the projectile is so light, it will not retain a lethal velocity as the slug, shot, or .45 will. 9mm 10mm and .40 S&W will penetrate even more than the .45 will.
#4 buck may not retain a lethal velocity. But even a center mass hit does not mean instant death. So additional hits may be necessary if the bad guy is on PCP or some other drug. Follow on shots are more difficult with a shotgun.
You want a balance. Not too much, not too little.
The 5.56 (not .223, the .223 win is loaded to much lower pressures and as such the terminal effects will not be as good, and the projectile will not come apart, thus it may over penitrate). Gives us the perfect balance.
Now if you do miss your target. The .45 and 12 gauge will penetrate drywall better than the 5.56 because the 5.56 will yaw upon hitting a hard surface and will loose stability and velocity very fast because it is a very light bullet.
I am sure that you are now thinking that these weapons need to be banned because they are so good at killing.
Bans have already been proven stupid. If a bad guy wants it he will get it.
I am also sure that you are thinking that while the criminal is not likely to carry this weapon outside, he may use it to keep cops out of his home.
Yes this weapon will penetrate Level IIIA body armor. But most state, and all federal LEOs have Level IV body armor when executing high risk warrants. So this is not so much a worry.