Terminal Ballistics of a 7.5" Barrel - AR15.COM
2014年3月6日 · I'm thinking of doing a 7.5" pistol build in .223 / 5.56 (possibly a SBR stamp later), but I'm concerned about the terminal ballistics of such a short barrel. Will enough velocity be …
Effective Range of 75gr or 77gr 5.56 from a 10.5" Barrel - AR15.COM
2008年2月12日 · Any ballistics program will allow you to do the math... 6.8SPC and SBRs: a match made in heaven. ETA: SSA is on the verge of releasing inexpensive (relatively …
Ballistics info on .223 or 5.56 through an 11.5" Barrel... - AR15.COM
2004年7月20日 · Thanks. Lumpy - Feel free to delete. I read ammo oracle a long time ago, and didn't recall seeing info on the 11.5", and I figured it was better to try and get a reference here, …
Determining Max Effective Range of Barrel Lengths - AR15.COM
2019年9月1日 · Why the fixation on fragmentation for .223/5.56? That is outdated terminal ballistics. Speer Gold Dot, Federal Fusion, Trophy Bonded Bear Claw bonded softpoint bullets …
10.5 inch M855 Zero (Ballistics & Trajectory Charts)...Please Help ...
2018年6月29日 · Thank you for the excellent resource! I appreciate your help. And holy hell, being 6 to 12 inches low from 240 to 300 yards is a hell of a lot better than being 6 to 7.5 inches high …
223/556 from a 5.5 inch barrel? - AR15.COM
2022年10月13日 · The .223/5.56 still has more energy then a 9mm. ... The physics of terminal ballistics is much more ...
Ballistics from an 18'' barrel? (5.56/.223) - AR15.COM
2014年3月28日 · (shooting .223/5.56 anyway) Gee, I bet you could get a pretty good idea looking at that data. Certainly you can average 18" from the 16 and 20" data on there, but I don't …
16" vs. 18" for 5.56 - AR15.COM
2016年8月6日 · That means an even flatter trajectory. Such bullets can make a 16" match grade barrel more like a 20" shooting 77 SMKs, and they cycle in a standard magazine. VLD bullets …
Effect of barrel length on bullet velocity (5.56mm) - AR15.COM
2015年12月27日 · It's why every time I look at a 223/5.56 velocity chart, all I think about is how on point my stance is that anything longer than 14.5 inches in this caliber is, for the most part, …
Heard an interesting argument against 7.5 inch 5.56 today
2018年4月12日 · I'm no expert on ballistics but what I gathered prior to my build was that a 10.5" barrel will reliably give you 2,500+ fps which is what is generally needed to get the round to …