BALANCE OHAUS DIAL-O GRAM 310 CAPACITY 310G X 0.01GSliding mass, mechanical beam balances with single suspended pan, diameter 90mm, height of stirrup 175mm. With two beams plus vernier dial reading 10g x 0. 01g, The beam movement is magnetically damped and zero adjustment is provided. A platform recessed in the case can be positioned for specific gravity measurements. No additional masses are required. Readability 0. 01g.