Molecular Models Black Polystyrene Trigonal Bipyramidal Carbon Atom Center 2 Diameter

Individual trigonal bipyramidal Carbon (black) atom center to further personalize your kit or set. Atom center is a 2-inch diameter durable high-density polystyrene ball with uniquely designed bond receptors. The receptors in the 19 Series allow rotation at the bond atom interface while forming a stable cohesive attachment of your molecular model. Atom center is finished in brilliant enamel paints for years of use in your representations of chemical structures.