... & if you're worried about it for use against dangerous game... I recommend "stiff arming" the gun... I had some that didn't jump crimp when fired "soft", but that jumped when stiff arming the gun, so those were really close to jumping crimp... here's me thread on it...
You're gonna whack yourself in the head with that thing...
http://thefiringline.com/forums/showthread.php?t=273411
