Vender [Homyl] Swing Creative Newton Cradle Balance Balls Science Toy Relieve Pressure al mejor precio

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 Iron Size Chart: Size: 9x7.5x9.5cm/3.54x2.95x3.74inch Package Includes: 1 Piece Base 2 pcs Bracket Several Lines 5pcs Ball Note: Color might be slightly different due to the color calibration of each individual monitor. Please allow slightly measuring deviation due to manual measurement.