Pulley Triple, 3 Metal Wheels (50mm) in Parallel

GSC International 16084 Triple Pulley Kit – 3 Metal Wheels (50mm) in Parallel – STEM/STEAM Science Experiment for Classroom & Homeschool – Demonstrates Force, Motion, Acceleration, Gravity, Inertia, Momentum – Affordable Educational Learning Supplies This triple parallel pulley is made of low-friction aluminum and has a metal housing and hooks at the top and the bottom. Its wheels are 50mm in diameter. Three Pulleys in Parallel: Features 3 identical 50mm pulleys for conducting multi-pulley experiments. Durable Design: Built with a strong cast metal frame that is powder coated for extra durability. Deep Grooves for Security: Pulley wheels have deep grooves to securely hold cords in place during experimentation. STEM Education Tool: Perfect for demonstrating the principles of force, motion, and mechanical advantage in physics. 50 mm wheels ⚠️ 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.