The M6300 Rough Rider Series of Magnetel liquid level gauges are designed to withstand the vibration and shock inherent in mobile service. They provide unsurpassed service life in over the- road and off-road transport of liquids ranging from LP Gas to crude oil. The M6300 Series allows continuous reading of tank contents in percentage of tank capacity. Rough Rider gauges are available for either end or side mounting. Gauges are U.L. listed for LP Gas and NH₃ Service.