Description: - Newton cradle balance iron balls desktop toy decoration

- A demonstration model of Newton's law of inertia in middle school physics class

- It can be used as a souvenir or as a gift to a friend, or put on a desk at home to decorate the coffee table at home

- When you feel bored and feel too stressed, you can fiddle with it to relieve the pressure

- Made of iron and plastics material, durable for use

Specification: - Material: Plastics and IronSize Chart:Size: 9x7

5x9

5cm/3

54x2

95x3

74inchPackage Includes:1 Piece Base2 pcs BracketSeveral Lines5pcs BallNote:Color might be slightly different due to the color calibration of each individual monitor

Please allow slightly measuring deviation due to manual measurement