Amazon.com: MDF ProCardial ERA Cardiology Lightweight Dual Head Stethoscope with Adult, Pediatric, and Infant-Neonatal Convertible chestpiece - Light Blue Tube - Black Finish (MDF797XB14) : Industrial & Scientific
Amazon.com: Javinhau Ear Tips Replacement Compatible with MDF Stethoscopes, Unbeatable Comfort Soft-Sealing Stethoscope Ear Pieces Comptible with MDF Stethoscope Spare Parts Earplugs Accessories (Black) : Industrial & Scientific
Amazon.com: Compatible Replacement Tube by CardioTubes fits Littmann(r) Classic II SE(r) Standard Stethoscopes - 5mm Pink TUBING : Industrial & Scientific
MDF® ProCardial® Black Cardiology Stethoscope
Amazon.com: MDF ProCardial ERA Cardiology Lightweight Dual Head Stethoscope with Adult, Pediatric, and Infant-Neonatal Convertible chestpiece - Light Blue Tube - Black Finish (MDF797XB14) : Industrial & Scientific
Stethoscope Parts: Eartips, Diaphragms, Tubing, ID Tags - MDF Instruments
MDF® Acoustica® Deluxe Lightweight Dual Head Stethoscope - Free-Parts-for-Life & Lifetime Warranty - Red and White (MDF747XP-R29)… - Walmart.com
MDF® Acoustica™ XP Deluxe Dual-Head Stethoscope
Amazon.com: Javinhau Ear Tips Replacement Compatible with MDF Stethoscopes, Unbeatable Comfort Soft-Sealing Stethoscope Ear Pieces Comptible with MDF Stethoscope Spare Parts Earplugs Accessories (Black) : Industrial & Scientific