Description: 【Versatile Pulley System】: This demonstration pulley set is designed to effectively illustrate mechanical principles, making it an ideal educational tool for physics classrooms and engineering demonstrations 【Sturdy Construction】: Crafted from metal and PP material, this pulley system ensures long term durability and reliable performance during repeated use 【Complex Configurations】: Featuring a combination of two single pulleys, two triple-parallel pulleys, and two triple-series pulleys, this set offers a comprehensive range of configurations to exploring various mechanical effects 【Educational Tool】: Suitable for students and educators alike, this pulley system aids in understanding the concepts of force, tension, and mechanical advantage through hands-on learning experiences 【Easy Assembly】: Designed with user convenience in mind, the components are easy to assemble and disassemble, allowing for quick setup and storage after demonstrations or experiments Specification: Material: PP, Metal Size Chart: As Shown Package Includes: 1x Pulley Block Physics Experiments Kits