Lightweight Single Head Stethoscope. This Labtron Stethoscope is ideal for general assessment and blood pressure measurement. The chestpiece is made of slim, lightweight anodized aluminum that easily slides under a blood pressure cuff. The headset is anatomically adjustable to ensure a comfortable and acoustically sealed aural fit. Lightweight, weighing only 2.5 oz. (70g). Includes stethoscope with diaphragm only chestpiece, adjustable binaurals, and 1 set of white firm threaded PVC eartips.