45cal 500gr RN Black Powder #881 2 Cavity Mag Mould (Saeco)
Magnum mould blocks were created to insure more uniform temperature control and casting consistency when casting large diameter and/or heavy bullets. Single cavity MAGNUM moulds are made from our normal double cavity blocks. Double cavity MAGNUM moulds are made from our normal triple cavity blocks, with wider spacing. Handles not included.
500 grain / 32,40 gram