Building or Buying Your First 45 Raptor Upper

If you're looking for a serious power upgrade for your AR-10, picking up a 45 raptor upper is probably the fastest way to turn that rifle into a big-bore beast. It's one of those niche calibers that doesn't always get the mainstream spotlight, but for the folks who know, it's a total game-changer. Basically, you're looking at the ballistic equivalent of a .460 S&W Magnum, but housed in a semi-auto platform that you can carry through the woods. It's a specialized piece of gear, and there's a bit of a learning curve if you're used to standard .308 builds, but the payoff is massive. ...

April 27, 2026 · 7 min · Jamaira Orysia