This 3M™ Littmann® stethoscope spare parts kit for the Master Classic & Select stethoscopes contains a Grey rim and tunable diaphragm for chestpiece, in addition to two small (1/2 inch), Grey snap tight soft-sealing eartips.
1 black rim and tunable diaphragm for chestpiece
2 small (1/2 inch), black Snap Tight Soft-Sealing Eartips