3M™ Littmann® Stethoscope Binaurals for Master Cardiology™ , Cardiology III™ , Cardiology II S.E. and Cardiology S.T.C. Stethoscopes, Black Tube, Black Eartips, 27 inch

27 inch (69cm) Binaural Assembly for Littmann® Master Cardiology™, Cardiology III™, Cardiology II S.E., and Cardiology S.T.C. Stethoscopes, Black Tube, Black Eartips Benefits Binaural assembly allows for cost-effective replacement of worn assemblies. 3M Service Center provides prompt, accurate and efficient repairs and service. Refurbished stethoscopes carry a two-year warranty, except for the Lightweight and Select models which come with a 90-day warranty.