Designed to find out specific gravities of semi liquids like mud and other liquids having densities in the range 0.8 to 2.5. It has a stainless steel bam calibrated specific gravities from 0.8 to 2.5. A stainless steel cup with lid and overflow vent is fitted on one side of the beam. A counter weights with cursor slides over the graduated scale. The beam has a knife-edge at centre which rests in a fulcrum fitted in the stand. Leveling screws and spirit level are fitted to the stand.