I hit a frozen milk jug with my 10/22 with a CCI Mini-mag 36 grain HP at 500 yards...one time. I don't know how many magazines I dumped down the dusty road trying to walk one in.
It actually penetrated the plastic of the jug....just barely and the ice barely had a dent in it.
It actually penetrated the plastic of the jug....just barely and the ice barely had a dent in it.