The balance frame is of Aluminium casting, having three point base with a leveling screw. The dual range arc scale 0-250 gms x 1 gm division and 0-1 Kg x 10 gms. With removable 135mm dia x 50mm deep plastic pan. The change over is effected by a swing over mass on the pointer arm.
A hook is provided below the pan for relative density and up thrust determinations.
Overall dimensions: 250 x 320mm. Width x height.