A new version of a classic teaching tool! What makes this unit so special is an internal sliding weight mechanism that allows you to neutralize all factors after the fulcrum and positions of force have been established. Demonstrates levers, momentum, and the principle's of mass measurement more accurately than previous versions of this balance. 20" x 8"x 1-1/2"; 5 lbs.
|Country Of Origin||United States of America|
21St Century Balance
- Product Code: 7-1451