• Quality and reliability in one convenient package
• Contains one floating diaphragm for the stethoscope
• Contains a black rim for assembly of the diaphragm to the chest piece

3M Littmann Tunable Diaphragm Rim Master Class II Gray offers the high quality that medical professionals expect, and each replacement part and accessory meet the same demanding standards. Conveniently packaged in kits that correspond to our stethoscope models.

• Can be used for Cardiology III (Large side), Cardiology ii S.E Master Classic, Classic II S.E
• Allows for easy snap on replacement of diaphragm rim

• Replacement of the floating diaphragm on classic II infant stethoscope.