Four Brothers Chromium Steel Replacement Balls for Magnetic Stick 3D Puzzles and Building Sets

 

Lost your marbles? Four Brothers offers round, high quality replacement chromium steel balls designed for magnetic sticks 3D puzzle and building sets. Whether you are looking to replace lost balls or add to your collection, these are for you! While Four Brothers chromium steel balls are designed to work with all brands of magnetic 3D puzzles that require a 1/2" ball. Only the best high quality chromium metal is used to produce these replacement balls making them the best on the market today. All our chromium balls are designed with maximum engineering properties that allow for a sleek and lustrous appearance in a gray metal. Never search again, these replacement balls are known for their incredible resistance to corrosion and their hardness, resulting in a long-lasting product.