it is called metallurgy(sp?)
bp barrels aint as strong pressure curvewise as smokless powder barrels are
the barrel will go boom
and you will go splat
do what ya gonna do man
no one seems to be able to talk any sense to ya
run on 2nd hand info and 2nd hand advice
better yet call Remington tech support and ask them for their smokeless loads they have tested and shot and recommend for their new bp gun...................................