RCBS supreme, Junior & rock chucker? | 1911Forum
1181 posts · Joined 2006. #4 · Apr 25, 2006. I have the Rockchucker. The biggest advantage to it is that it has compound leverage. That makes it a lot easier to resize shells, especially rifle shells. Kimber 1911 Pro Carry II 40 S&W, Sig P232 380 acp,S&W 1911 45 Acp, Browning Hi-Power 9mm. If you can fix it, fix it.