Originally Posted by notorious
I put in a floor for a guy that had a rifle that shot those.
He said it was the fasted round in the world at 4000+ fps.
Ya they really cook down range. The 243 WSSM actually has a pretty big following. Peeps like that 4000+ velocity. Like the 22-250. You load them hot & they will eat a barrel up. I believe D-Techs & a few others are making AR-Uppers for this round now.