The Graham Field 180 series Patricia Aneroid Sphygmomanometers are dependable diagnostic tools designed for professional medical use. Each unit features a precision 300mmHg manometer with a no-pin stop for high accuracy and long-term reliability. The black nylon cuffs are printed with calibration marks to help clinicians ensure proper sizing and placement on the limb. These units come equipped with a chrome-plated air release valve for smooth deflation and a zippered carrying case to protect the gauge and cuff during transport. The availability of multiple sizes—from infant to thigh—allows for consistent diagnostic performance across a diverse patient population.