Are you looking for a reliable and high-quality pulley system for your scientific experiments or educational projects? Look no further than the Single Pulley, Plastic, Case Of 500 By Go Science Crazy. These durable pulleys are designed to provide a smooth and efficient way to transfer force and motion, making them an essential tool for any science enthusiast or educator.

Made from high-quality black plastic with a metal housing, these pulleys boast a sturdy construction that can withstand the demands of frequent use. The hooks at the top and bottom of each pulley make it easy to attach and detach ropes or strings, allowing you to easily change configurations or adjust the setup as needed. With a 50mm diameter, these pulleys are the perfect size for most applications, providing a smooth and consistent motion that is easy to control.

One of the standout features of these pulleys is their versatility. Whether you're working on a simple machine project or building a complex Rube Goldberg machine, these pulleys can be configured to meet your specific needs. With parallel and tandem styles available, you can choose the setup that best suits your project's requirements. Plus, with 500 pulleys in each case, you'll have plenty of spare parts on hand to ensure that your project stays on track.

At Go Science Crazy, we're committed to providing high-quality products that meet the highest standards of safety and performance. That's why our pulleys are designed to be used in a laboratory or educational setting only, and are not intended for children under the age of 13. We also want to ensure that our customers are aware of the potential risks associated with using our products, which is why we provide clear warnings and guidelines on the safe use of our pulleys.

If you're looking for a reliable and high-quality pulley system that can help you achieve your scientific or educational goals, look no further than the Single Pulley, Plastic, Case Of 500 By Go Science Crazy. With their durable construction, versatile design, and commitment to safety, these pulleys are the perfect choice for anyone working on a science project or experiment.

Whether you're a science teacher looking for a reliable tool for your classroom, a student working on a science fair project, or simply a science enthusiast looking to explore the fascinating world of physics and engineering, the Single Pulley, Plastic, Case Of 500 By Go Science Crazy has got you covered. So why wait? Order your case of 500 pulleys today and start exploring the endless possibilities of science and experimentation!