Amazon.com: Compatible Replacement Tube by CardioTubes fits Littmann(r) MasterCardiologyI(r) and Littmann(r) Cardiology III(r) Stethoscopes - 7mm Binaurals Black on Black TUBING : Industrial & Scientific
Amazon.com: EverOne Professional Style Cardiology Stethoscope, Black, 27 Inch : Industrial & Scientific
Amazon.com: U.S. Army Stethoscope, OEM Classic Single Head Cardiology for Medical and Clinical Use - 27 inch (Black) : Industrial & Scientific
Amazon.com: Replacement Tube by Reliance Medical fits Littmann® Cardiology III® 3 Stethoscope (Black) : Industrial & Scientific
Amazon.com: Paramed Stethoscope - Classic Dual Head - for Doctors, Nurses, Med Students, Professional Pediatric, Medical, Cardiology, Home Use - Extra Diaphragm, 4 Eartips, Accessory Case, Name Tag - 29.5 inch : Industrial & Scientific
Amazon.com: Compatible Replacement Tube by CardioTubes fits Littmann(r) MasterCardiologyI(r) and Littmann(r) Cardiology III(r) Stethoscopes - 7mm Binaurals Blue TUBING : Industrial & Scientific
Amazon.com: ADC Adscope 600 Platinum Series Cardiology Stethoscope with Tunable AFD Technology, Black : Industrial & Scientific
Amazon.com: 3M Littmann Stethoscope, Master Classic II, Black Tube, Black Chestpiece, Black Eartubes, 27 inch, 2141 : Industrial & Scientific
Amazon.com: Dixie Ems Premium Single Head Master Lite Stethoscope, All Black Edition with Tunable Diaphragm and Extra Ear Tips for Doctors, Nurses, EMTs, and Medical Students : Industrial & Scientific
Amazon.com: 3M 40011 Littmann Stethoscope Spare Parts Kit, Master Cardiology, Black : Industrial & Scientific
Amazon.com: Replacement Tube by CardioTubes fits Littmann Master Cardiology and Cardiology III Stethoscopes - 7mm Binaurals Dark Green TUBING : Industrial & Scientific
Amazon.com: Replacement Tube by CardioTubes fits Littmann Master Cardiology and Cardiology III Stethoscopes - 7mm Binaurals Dark Green TUBING : Industrial & Scientific