I wouldnt want to try 2 out of it also ,you must be right under pressure it takes to blow the cyl. ITs a real short barrel right? I got a 58 with 1" and it wont penatrate much of anything ,sure wouldnt want to try it in a stock barrel. Why carry a BP in your car? For one its kind of legal here in TX with out the caps on I was told to go on when stopped(some kids 16 to 18 pulled a 25 auto on me a stop light, I " showed " my Walker they took off, I would of too. MY 33 yr old kid tryed the same thing 3yrs later and got put in jail, and lost the Walker.