Every Reason a 9mm AR Upper Is a Solid Bet for a Build
You can build an AR or an ARP in 5.56 like everyone else does. Or you can choose a 9mm AR upper for your build and make something unique. There…
You can build an AR or an ARP in 5.56 like everyone else does. Or you can choose a 9mm AR upper for your build and make something unique. There…