Compatible Replacement Tube by CardioTubes fits Littmann(r) MasterCardiologyI(r) and Littmann(r) Cardiology III(r) Stethoscopes - 7mm Binaurals Black on Black TUBING

Compatible Replacement Tube by CardioTubes fits Littmann(r) MasterCardiologyI(r) and Littmann(r) Cardiology III(r) Stethoscopes - 7mm Binaurals Black on Black TUBING

3M Littmann Stethoscope Spare Parts Kit – Black, Compatible with Master Cardiology, Includes Snap Tight Soft-Sealing Small Eartips, Tunable Diaphragm & Rim, 40011

3M Littmann Stethoscope Spare Parts Kit – Black, Compatible with Classic III, Cardiology IV, CORE Digital, Includes Eartips, Adult & Pediatric Diaphragms, Non-Chill Bell Sleeve, 40016