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3M Littmann® Tunable Diaphragm and Rim Assembly for Cardio III.
These assemblies allow for easy replacement of the tunable diaphragm and rim on appropriate Littmann stethoscopes. The tunable diaphragm allows the user to conveniently alternate between the low- and high-frequency sounds without turning over the chestpiece.
- Available in sizes to fit Littmann stethoscope models that feature tunable technology.
- Rim available in black and gray to match nonchill bell sleeve and/or eartips.
- For Cardio III, Black, Lightweight.
- Bag of 5.