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GSC International Pulley Triple Tandem Metal, with three wheels 25, 38 and 50mm diameter. Pack of 10.
This is a cast metal pulley, triple tandem. The wheel sizes are 25mm, 38mm and 50mm diameter. 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 10 each.