Pulley, Large Single Plastic-7cm in diameter

GSC International 4217-00 Large Single Plastic Pulley Bring physics to life in your classroom or lab with this Large Single Plastic Pulley. Designed for durability and smooth operation, this educational tool is perfect for demonstrating mechanical advantage, Newton’s Laws, and energy transfer principles. Durable & Lightweight – Made from high-quality plastic, this pulley is sturdy yet easy to handle for classroom and lab use. Smooth Operation – Low-friction axle and wide wheel allow for effortless string movement and accurate demonstrations. Ideal for STEM Education – Perfect for teaching mechanical advantage, forces, and energy transfer in physics experiments. Versatile Mounting Options – Works with lab stands, ceiling hooks, or door frames for flexible setups. Great for All Levels – Suitable for middle school, high school, and introductory college-level physics demonstrations. ⚠️ Proposition 65 Warning for California Residents: WARNING: This product may expose you to chemicals in