3M Littmann Classic III/Cardiology IV Spare Parts Kit

3M™ Littmann Stethoscope Spare Parts Kit for the Classic III and Cardiology IV Stethoscope contains a grey/black single piece tunable diaphragm for both the adult and pediatric sides of the chestpiece, in addition to two small (1/2 inch), Grey/Black Snap Tight Soft-Sealing Eartips.