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

Kit Includes: Tube (binaurals) with soft ear tips. Four spare soft ear tips, Rim and Diaphragm set, One ID tag. This tube set is a perfect Compatible replacement. One year warranty. 3M(r), Littmann(r) Master Cardiology(r) and Cardiology III(r) are registered trademarks of 3M(r) Corp. There is no affiliation, sponsorship, or other connection between 3M(r) and CardioTubes.

Please check size. This tube will fit stethoscopes with 7mm core tubes. (It will not fit the thinner 5mm SE models)
This tube has a double Y yoke at the neck (SE models have a single yoke)
Dual core – High Quality Replacement tubing. Molded, flexible, non-latex – Excellent sound transmission
Ergonomic design. Stainless steel binaurals angled at 15 degrees for superior comfort. Soft ear tips.
27 inches from eartips to diaphragm