Single Cavity Minie Ball Mould #58-500-M 58 Caliber .575 500 Grain by RCBS RELOADING PRODUCTS Product Overview NOTEThis mould requires a gas check. now offers Single Cavity Minie Ball Mould #58-500-M 58 Caliber .575 500 Grain. This mould is perfect for casting your own bullets for your favorite firearms. The mould is constructed from high quality cast iron and comes complete with sprue plate and hardware. This mould makes two bullets per pour and is designed to be easy to use and fast. THIS ITEM DOES NOT COME WITH HANDLES. You may purchase handles here.Click to shop Mould Handles Specifications and Features: .58 Mould Comes with Hardware High Quality Cast Iron