Pulley Wheel   Stock #: 710185 Price: $14.95 Quantity: Quantity in Basket: none BUY IN BULK! Quantity: 3-99999 Price Each: $13.95 SAVE MONEY! Demonstrate mechanical advantage and conservation of energy. The rod is fitted with four coaxial pulleys of 42, 58, 75, and 112mm diameter. The wheel is fitted with a ball bearing which turns on a single steel rod.

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