GSC International Pulley Double 50mm., Parallel, Painted Metal. Pack of 5.
This is a cast metal pulley, 50mm diameter with a double, side by side groove. The pulley has a hook at the top and bottom of the frame. These pulleys are generally used as demonstrations in education, but they can also be used as a tool for relatively light items. Pack of 5 each.
Mechanical Advantage: Show how pulleys reduce the effort needed to lift a weight by changing the direction of force.
Tension in Strings: Visualize tension across a system with multiple masses and a double pulley.
Work and Energy Concepts: Compare input work vs. output work using vertical lifts.
Atwood Machine Setup: Use two pulleys and masses to study motion under constant acceleration.
⚠️ Proposition 65 Warning for California Residents:
WARNING: This product may expose you to chemicals including styrene and/or bisphenol A (BPA), which are known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
CHOKING HAZARD - Children Under 3