I always use Lake City brass when converting to 300BO. I've also used Federal Cartridge Company too.
Here's a link to a site that gives the recommended .223 brass to convert.
http://www.300blktalk.com/forum/viewtopic.php?t=88599
I always use Lake City brass when converting to 300BO. I've also used Federal Cartridge Company too.
Here's a link to a site that gives the recommended .223 brass to convert.
http://www.300blktalk.com/forum/viewtopic.php?t=88599