Joytech 3.93 (100Mm) Diameter Spinning Top Base And Exquisite Spinning Top Stainless Steel Precision Gyroscope Balance Desktop Toy Dz04-T014

DZ04 Attention: Glass is fragile, do not drop on the floor. Features: Diameter: 100 mm. (3.93 in) Thickness: 10 mm. (0.39 in) Weight: 185 g. (0.4 lb) Material: K9 glass. Focal length: -300 mm. (-11.8 in) Package content: 1 Spinning Top Base T014 The speed of top rotation around its axis determines the top sloshing. The slower the rotation, the bigger the wobble, the worse the stability; The faster you turn, no wobble, and therefore the better stability. Tips: On a hard, smooth surface, it can rotate for longer. FEATURES: Size: 20 mm28 mm. (0.79 in1.1 in) Net weight: 18 g / 0.04 lb. Material: stainless steel. Color: gold. PACKAGE CONTENT: 1 Spinning Top