Speer Muzzleloader Lead Round Balls are swaged from pure lead and have been made with a special process to ensure maximum uniformity without any voids or air pockets. Simply put, these Muzzleloader Lead Round Balls from Speer are some of the best on the market. If you are looking for a high-quality muzzleloading ball, look no further than these Speer Muzzleloader Lead Round Balls. These balls feature a smooth and round surface that delivers improved rotation and more consistent accuracy.