M.S.A. Methane Detector. Made from a metal alloy, plastic, glass, steel and iron. Size 9 1/2″ x 4 1/2″ x 2 1/4″ inches. This large M.S.A methane detector was designed to be powered by a cap lamp battery with a specially designed stainless steel top with two power cable attachments (as seen in the image) one to power the methanometer …
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