Demonstration Spring Set, Each

Details:

This Set Includes Four Large Springs For The Demonstration Of Hooke’S Law Or Conservation Of Energy. Each Spring Is Constructed Of Rugged Spring Steel With Large Loops That Hang From A Pendulum Clamp Or Stretch With Hanging Masses. Spring Constants Range From 3.5 N/M To 14 N/M. Spring Lengths Vary Between 10.8 cm And 21.6 cm. Each Spring Has A 1 Inch Outer Diameter.