Dufort et Lavigne

• Single-head chestpiece
• Single Lumen Tubing

• Single Lumen Tubing
• Head diameter: 1.78 in. – 45 mm

6 x 12 in. – 15 x 30 cm

• Featuring 2 zipper-closing sections

• For 3M Littmann Master Classic stethoscopes :
• Kit includes :

• Designed for sound transmission of the fetal heart beat

• For 3M Littmann Classic II Pediatric stethoscopes :
• Kit includes :

• For 3M Littmann Classic II Infant stethoscopes :
• Kit includes :

• Snap Tight Soft-Sealing Eartip

• For 3M Littmann Classic III + Cardiology IV stethoscopes 
• Kit includes:

• For 3M Littmann Master Cardiology stethoscopes :
• Kit includes :

• For 3M Littmann Classic II stethoscopes (obsolete) :
• Kit includes :

• Length : 28 in. – 71 cm
• Headset Material‎ : Wide diameter aerospace alloy / Anodized aluminum

• Diameter: bell – 1 in. / diaphragm – 1.31 in.

• Diameter: bell – ¾ in. / diaphragm – 1.06 in.