Harper Trucks Series Mg Medical Gas Cylinder Unit EA. These are specifically designed for use with Harper's Mg Auto Inhalers and are ideal for use in ambulances hospitals or any vehicles that delivers medical gas vapors. This medical gas cylinder features a unique WhisperValve manifold design that automatically inflates or deflates with the pressure of the gas being supplied ensuring a tight gas seal every time. The unique shape of the lid also allows you to locate the gas valve quickly in any location preventing needlesticks. Get the peace of mind knowing that your cylinder is compatible with a wide range of common auto inhalers. Find more of the highest quality in laboratory equipment scientific equipment and accessories from Harper Trucks. Specifications for Harper Trucks Series Mg Medical Gas Cylinder 338-MG-470C-40: Manufacturer: Harper Trucks Available quantity options: Each Color: Harper Green Weight: 30 lb Height: 45.5 in Width: 19.5 in Package Contents: Harper Trucks Series Mg Medical Gas Cylinder 338-MG-470C-40 / 300008-182 The Harper Trucks Series Mg Medical Gas Cylinder 338-MG-470C-40 is a quality addition to the Harper Trucks lineup. For more great deals on Lab Safety & Apparel by Harper Trucks please browse our Harper Trucks Lab Safety & Apparel page. Harper Trucks Series Mg Medical Gas Cylinder 338-MG-470C-40 Unit EA