Originally Posted by darkhellwolf
K so what cal should I use then?
on an AR platform, i would personally suggest anything you don't have to custom build cases for. if reloading for an AR platform, i would want something as easy to reload for as possible. anything that takes much time to reload for due to case preperation and such would be more suited to a bolt action rifle or a single shot rifle. i am only giving my opinions on this and what my reason are and what i would do. the choice is up to you. there are those who handload precision ammo for their AR's and shoot for accuracy, and there's nothing wrong with that. to each his own. personally i don't shoot my AR for precision accuracy, as i have many bolt actions for that. if i get a 1-2" group at a 100-150 yards with my AR, i'm a happy camper.