Designed for middle school science pulley experiments, this pulley set for physics features a robust galvanized base that enhances durability and stability. The precise engineering helps students grasp the concepts of force and motion effectively, making it a valuable teaching tool. Its versatile design is perfect for various physics lab science kits and can be easily transported for outdoor educational use. Features -Color:Assorted Color -Material:ABS, metal -Size:37.00X15.00X8.00cm/14.54X5.89X3.14in -longterm construction: galvanized materials ensure durability, ideal for pulley block physics experiments and science project pulleys in educational settings -Precision for effective learning: helps students understand pulley machines and physics pulley block setups, enhancing classroom and lab experiments -Wide compatibility: suitable for multiple scenarios, including pulley systems for lifting and pulley demonstration sets, expanding teaching possibilities -Portable for convenience: lightweight design allows easy transport, making it perfect for kids physics pulley experiments and activities -Professional materials: excellent construction minimizes maintenance, ensuring reliable use in pulley science kits and experimental pulley setups Package list: 2 x Single pulley 2 x double pulley 1 x bracket 2 x ropes