5 Set of Stethoscope Chest Piece Dual Head With Dual Diaphragm | eBay
Amazon.com: Durabasics Classic 3, Cardiology 3 & Cardiology 4 Stethoscope Accessories Kit for Littman Stethoscope Replacement Parts & Littmann Stethoscope Parts - Fits Classic III, Cardiology III & IV - Black : Industrial & Scientific
The 8 Parts of a Stethoscope (Chart + Video) - Nurse Money Talk | Stethoscope, Nurse money, Ear tubes