The ADC-646-01 Chestpiece is a genuine replacement component designed specifically for the ADC Adscope® 646ST Tactical Stethoscope. Engineered for reliable acoustic performance, this chestpiece ensures clear sound transmission for accurate auscultation in clinical, emergency, and field environments. Constructed from durable, high-quality materials, it maintains the rugged performance standards of the 646ST Tactical series. Ideal for replacing worn or damaged parts while preserving the professional functionality of your stethoscope.