Precision crafted 300mmHg no-pin stop manometer with classic black baked enamel finish, exceeds industry standards. -Extended scaleplate graduation marks reduce parallax for easier viewing from virtually any angle. -Adcuff nylon cuff with ADC’s proprietary Size Guide marking system prevents mis-cuffing. -Latex-free inflation bulb, fitted with filter screen end valve to reduce dust build-up. -Adflow chrome-plated brass air release valve for precise deflation control. -Leatherette carrying case with durable nylon zipper. -Assembled, inspected, and packaged in the U.S.A. from foreign components. -Lifetime calibration warranty coverage, Two year part warranty coverage.