![Amazon.com: 3M Littmann Stethoscope, Master Cardiology, Black Tube, Stainless Steel Chestpiece, 27 inch, 2160 : Industrial & Scientific Amazon.com: 3M Littmann Stethoscope, Master Cardiology, Black Tube, Stainless Steel Chestpiece, 27 inch, 2160 : Industrial & Scientific](https://m.media-amazon.com/images/I/61x2Dw+9B1L.jpg)
Amazon.com: 3M Littmann Stethoscope, Master Cardiology, Black Tube, Stainless Steel Chestpiece, 27 inch, 2160 : Industrial & Scientific
![Amazon.com: EverOne Professional Style Cardiology Stethoscope, Black, 27 Inch : Industrial & Scientific Amazon.com: EverOne Professional Style Cardiology Stethoscope, Black, 27 Inch : Industrial & Scientific](https://m.media-amazon.com/images/I/61fJM2P+W0L.jpg)
Amazon.com: EverOne Professional Style Cardiology Stethoscope, Black, 27 Inch : Industrial & Scientific
![3M™ Littmann® Master Cardiology™ Stethoscope, Standard-Finish Chestpiece, Burgundy Tube, 27 inch, 2163 | 3M Indonesia 3M™ Littmann® Master Cardiology™ Stethoscope, Standard-Finish Chestpiece, Burgundy Tube, 27 inch, 2163 | 3M Indonesia](http://multimedia.3m.com/mws/media360/1433259/70200628850Ver2_400_01_01.jpg)
3M™ Littmann® Master Cardiology™ Stethoscope, Standard-Finish Chestpiece, Burgundy Tube, 27 inch, 2163 | 3M Indonesia
![Amazon.com: 3M 2176 Littmann Master Cardiology Smoke Chestpiece Stethoscope with 27" Black Tube : Industrial & Scientific Amazon.com: 3M 2176 Littmann Master Cardiology Smoke Chestpiece Stethoscope with 27" Black Tube : Industrial & Scientific](https://m.media-amazon.com/images/I/71eXluhHpCL.jpg)