Dynamics Track Spring Set
U.S. Educator Price
$36

Box of 12 springs with spring constants of 3.4 N/m and 6.8 N/m.

Product Summary

Includes 12 springs (1.6 cm diameter) with approximate spring constants of:

3.4 N/m (3 short and 3 long springs)

6.8 N/m (3 short and 3 long springs)

WARNING: CHOKING HAZARD!

Small parts. Not for children under 3 years.

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