Molecular Model Part; Red Ball; 2cm; 2 Holes At 180¡; Pk Of 10

The red balls with 2 holes each (at 180¡ from one another) are parts of molecular model sets (which are used to provide a visual and kinesthetic aid for studying the structure and properties of various molecules). This 10 pack provides extras of this specific part (red balls with 2 holes each (at 180¡ from one another)) for addition to a full set or to replace lost parts.