Can used with multiple magnets.
Great way to demonstrate magnetic force fields.
Useful in many different science experiments.

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 1.7 inch
Height : 1.6 inch
Length : 4 inch

Item Weight: 14.4 ounce (View shipping rates and policies)
Shipping Weight: 14.4 ounce (View shipping rates and policies)

ASIN : B000BJRLTI