Roy, you been snoopingg round my shop? Of course its hollow , how in the world else would you be able to have a bullet that big and only weigh 1 1/2 lbs. ? [img]/ubbthreads/images/graemlins/grin.gif[/img]
Kevlar and carbon fiber shell dipped in a copper matrix. Oh and the flash tube thing ,check this out [image]
Mine is is called fl ignition ( full length ) [img]/ubbthreads/images/graemlins/laugh.gif[/img]
Will give more reports as testing progresses .