Amazon.com: Compatible Replacement Tube by CardioTubes fits Littmann(r) Classic II SE(r) standard Stethoscopes - 5mm GREEN TUBING : Industrial & Scientific
Amazon.com: 3M 2176 Littmann Master Cardiology Smoke Chestpiece Stethoscope with 27" Black Tube : Industrial & Scientific
Amazon.com: Kila Scopes Virtuoso Stethoscope - Professional Dual Head Cardiology & Diagnostic Stethoscope for Doctors and Nurses - with Accessories, K750 Black : Industrial & Scientific
Amazon.com: 3M 5803 Littmann Classic III Black Edition Chestpiece Monitoring Stethoscope, 27" Black Tube : Industrial & Scientific
3M Littmann Classic III Monitoring Stethoscope, Black Tube, 27 inch, 5620: Amazon.com: Industrial & Scientific
Amazon.com: eSteth Cardiology Stethoscope - Professional Tool for Cardio Diagnostic - Ultra Sensitive Single Head Chest Piece, Broad Headset - Extra Ear Tips & Non-Chill Ring - 30" Tubing, Black Stethoscope :
Amazon.com: 3M Littmann Classic III Stethoscope, Stainless-Steel-Finish Chestpiece, Navy Blue Tube, 27 inch, 5622 and Primacare DL-9325 Reusable LED Penlight with Pupil Gauge bundle : 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: 3M 6154 Littmann Health Care Cardiology IV Stethoscope, Navy Blue : Industrial & Scientific
3M 2450 Littmann Lightweight II S.E. Stethoscope, 28" Black Tube: Littman Stethoscope: Amazon.com: Industrial & Scientific