This metal pulley set with brackets is designed for physics experiments, providing a practical tool for understanding mechanical principles. The sturdy construction ensures durability, while the fixed and movable pulleys allow users to explore force, motion, and load distribution in education settings like classrooms or laboratories. Features -Color:Black -Material:Metal, plastic -Size:35.00X15.00X8.00cm/13.76X5.89X3.14in -Precision engineering: crafted from metal and plastic, this pulley kit ensures accurate results in physics experiments, enhancing the reliability of classroom demonstrations -For functionality: easily use single and double pulley to accommodate diverse experiment requirements and foster student curiosity in mechanics -Robust support: the sturdy metal bracket provides stable support, ensuring smooth and uninterrupted experimentation during physics lessons -Education application: ideal for middle school physics classes, this pulley system for science project helps students grasp fundamental principles of force and motion effectively -Group experiment friendly: designed for collaborative learning, this pulley kit encourages teamwork and interactive problemsolving in science classrooms Package list: 2 x sets of pulley kits