Offering high precision with remarkable value. Allow your students to visualize mass measurement principles using this accurate balance. The three-point base, special floating bearing principle, and beam design on these balances eliminate the need for level adjustment. Zeroing is quickly achieved by means of a counterbalancing knob at the end of the beam. Other features include aluminum pressure castings for the base and beam assembly, agate bearings, steel knife edges, and stainless steel pans. 311-g capacity; 0.01 g readability. Five-year warranty.