SPRINGS STEEL - EXTENSION, Each

Details:

This steel spring measures 9" (225mm) in length, and has a diameter of 0.25" (6mm). Closely wound loops on either end of the spring allow for the study of Hooke's Law, potential energy, mass, motion and more. Average extension of this spring for a 200g load is approximately 17" (430mm). Maximum deflection is approximately 750mm.