Double Parallel Pulleys (Pack of 5) – 50mm Low-Friction Aluminum Dual Wheel with Hooked Metal Frame by GSC International Inc.
This pack of 5 double parallel pulleys from GSC International Inc. is ideal for classrooms, labs, and STEM programs that need multiple pulley setups for group activities and hands-on force and motion experiments. Each pulley features two parallel 50mm wheels, making it perfect for exploring mechanical advantage, load distribution, and multi-line pulley systems.
Made from low-friction aluminum with a durable metal housing, these pulleys are built for smooth performance and repeated use. Hooks at both the top and bottom allow fast mounting to lab stands, support frames, or hanging loads—making them an excellent choice for physics demonstrations and student lab work.
Key Benefits
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Classroom Set: Pack of 5 supports group labs and multiple stations
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Dual Wheel Design: Helps demonstrate multi-line pulley systems and mechanics
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Smooth Motion: Low-friction aluminum wheels reduce resistance during use
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Easy Setup: Hooks on both ends attach quickly to equipment and loads
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Stable Alignment: Accurately centered wheels improve balance and operation
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Specs: Full dimensions: 2" L x 1.25" W x 3.75" H | Wheel diameter: 50mm
