Throw perfect round ball after ball with a minimum sprue to ensure the kind of accuracy that muzzle loading target shooters have come to expect from Lyman molds. Lyman steel, double cavity, round ball mold blocks (handles not included).  Available in six sizes:  .445 No, 30445D, .451 No. 30451D, .454 No. 30454D, .457 No. 30457D, .490 No. 30490D, .495 No. 30495D  Lyman mold handles No. 305793.