Similar to a 300 Blackout? The 10mm Auto has a maximum load pressure of 37,500 PSI vs 55,000 PSI for the .300 BLK. ... .and the 300 bo is a 30 cal bullet shoved in a 223 casing would be similar to the m1 carbine. which would you rather, 30 carbine or 300 blk, vote using the poll options... go ahead and quantify your vote in the comments.... this poll is platform and magazine agnostic, so its not really about an m1 carbine vs. AR, this is pretty much just a general discussion on caliber itself. A whole new world of hunting and target-shooting options open with that difference, a fact sometimes obscured by the cartridge’s subsonic and … The .300 BLK bullets are 0.30 inch in diameter (7.62 mm) and the .223 Rem (5.56 mm) is 0.224 inch. 30 Carbine bullets in 300 BLK? for reference 30 carbine's case only has the capacity to hold 15 grains (max) of … You can load mag length with longer heaver bullets, 180 grs and above. For most, this is where the rubber hits the road in the 300 Blackout vs 5.56 NATO discussion. Looks like Tactical Rifle Conversions makes a 300 Blackout conversion for a Ruger Mini 14 Ranch Hand. Therefore, the 10mm will never be able to get to the velocities you can achieve with the 300 BLK. That means more drop and less energy downrange when hunting to 300 yards. 300 Blackout bullets are heavier, velocities are about the same? Hunting with a .300 blackout is a bit of touch and go and you have to follow many of the same rules you’d use for similar class rifle rounds such as the 7.62×39 and .30-30. It would be sort of cool to have a M1 Carbine chambered in 300 Blackout although I understand that the longer action would make it a bit odd looking. The primary reason for this is that for years I have believed we have been in need of a good carbine cartridge, a successor to the .30 M1 Carbine, and I think that the 300 AAC Blackout fits this need perfectly. To make a 300 blk feed from a 223 mag the case is shortened and the part of the bullet that contacts the bump must measure .250 for proper feeding. There are plenty of 300 Blackout loads that meet the criterion laid out by the Centennial State to hunt every one of its big game species. Not necessarily, I'm running 110 grain bullets out of my 16" AR in.300 Blackout at 2465 according to my chrony; best you are going to be able to muster out of.30 carbine is about 2460 in 30 carbine … Over the last few months I have become a big fan of the 300 AAC Blackout cartridge (officially abbreviated 300 BLK). When recently looking for some 308 caliber bullets to stock up on reloading supplies I kept running across 110gr RN bullets for about $0.10 per bullet. It got me thinking if i could use them for 300 BLK because that would significantly reduce the cost of … 1. Rifle Configuration. Winchester claims the 350 Legend is the world’s fastest straight-walled cartridge and has more energy than the 30-30 Win, 300 Blackout and 223 Rem. Now that sounds cool. But the clean, simple lines of the M1 Carbine would make for a nice carbine. But if the choice is a Ruger Mini 30 carbine vs. a .357 lever gun I find the decision much harder to make and I suppose the same is true of a Ruger Mini-14 in 6.8 SPC vs. a lever gun in .357 or .30-30 -- it's a hard call for me to make because I … Though, dust up on your stalking skills if the smallish .30-caliber is your choice. No .30 M1 Carbine does not have the ballistics of the .300 BLK, but the M1 is just a neat little rifle that is still good for HD use, and a hoot to shoot at … So what you are doing is having the 300 blk round duplicate the dimensions of the 223 round the mag is designed for. 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