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Stacking Metric Mass Set

SKU: W44452
$15.95 (USD)
Availability: In Stock


These inexpensive masses are great for adding a load to model vehicles, trebuchets, and other science experiments you might need to weigh in on. They stack and come in four sizes that are each represented by a different color – so it’s easy to see how much mass you’re working with.

Each set comes with five 20-gram pieces, five 10-gram pieces, ten 5-gram pieces, and twenty-two 1-gram pieces.


Type: Tools and Equipment Grades: K-12



  • Quantity: pkg of 42
  • Size: four sizes: 1, 5, 10, and 20 grams