Molecular Model Part, Gray Ball, 2.2 cm, 4 holes, Pack of 10

Details

Part of a Molecular Model Kit Gray Ball 4 Holes Pack of 10 Balls The gray balls, each with four holes, are components of molecular model sets used to provide a visual and kinesthetic aid for studying the structure and properties of various molecules. This pack of 10 provides extra parts (gray balls with four holes) for adding to a full set or replacing lost pieces.