Pulley and bracket is a versatile tool that applications in various settings. It is not only suitable for physics laboratories but also for science education in schools. Can be used to demonstrate and explore concepts such as mechanical experiments, force distribution, etc. Features -Color:Assorted Color -Material:ABS, iron -Size:34.00X17.00X8.00cm/13.36X6.68X3.14in -Size:9.50X4.00X1.30cm/3.73X1.57X0.51in -Size:4.90X1.70X1.20cm/1.93X0.67X0.47in -Size:15.20X4.00X1.50cm/5.97X1.57X0.59in -Size:2.20X2.00X2.00cm/0.86X0.79X0.79in -Pulley block physics experiment kit is Ideal for teaching physics and conducting scientific experiments -With its easy-to-use design, this pulley block set is perfect for hands-on learning and is suitable for students -nice for teaching demonstrations and can also be used for scientific research purposes -Made with abs and iron materials, pulley block and holder set is reliable, ensuring use -Pulley and support set is a physics teaching instrument for scientific experiments Package list: 1 x pulley stand 2 x blue pulleys 2 x pulley lines 1 x hook pulley 1 x double pulley 10 x 50g hook weights