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 replacement. One year warranty. 3M, Littmann Master Cardiology and Cardiology III are registered trademarks of 3M Corp. There is no affiliation, sponsorship, or other connection between 3M and CardioTubes.
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This tube will fit stethoscopes with 5mm core tubes. (It will not fit the thicker 7mm cardiology models)
This tube has a single Y yoke at the neck (cardiology models have a double yoke)
Single 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.
29 inches from eartips to diaphragm