Pulley, Triple Tandem Aluminum, Pack of 10

GSC International 16083-10 Triple Tandem Pulley, Aluminum, Pack of 10 These pulleys are made of low-friction aluminum, have a metal housing, and have hooks at the top and the bottom. The housing on this pulley holds three aluminum pulleys stacked on top of each other in tandem with the largest of the wheels being 50mm in diameter. Pack of 10 Three Pulleys for Versatile Use: Includes three pulleys of different sizes (25mm, 38mm, 50mm) for varied experiments. Low Friction & Easy to Use: Deep grooves and smooth operation allow accurate results during hands-on demonstrations. Durable Construction: Cast metal frame with powder-coated finish ensures durability and longevity. Demonstrate Mechanical Advantage: Ideal for teaching mechanical advantage and energy transfer in pulley systems. 50mm, 38mm, 25mm wheel sizes ⚠️ 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 o