Crystal ball base

1, diameter 2.5*2.5*1.5 cm (put 3cm ball)

  2, diameter 3*3*2 cm (put 4cm ball)

  3, diameter 3.5*3.5*2cm (put 6cm ball)

  4, diameter 4*4*2 cm (put 6-8 cm ball)

  5, trapezoidal 6 * 6 * 3 cm (put 8-10 cm ball)

  6, trapezoidal base 7 * 7 * 4 cm (put 10-12 cm ball)

 7, trapezoidal base 8 * 8 * 5 cm (put 12-15 cm ball)

 8, trapezoidal base 13 * 13 * 5 cm (put 15-20 cm ball)

 9, trapezoidal base 18 * 18 * 5 cm (put 20-30 cm ball)

 10, plus light base trumpet 5.5*5.5*3 centimeters

 Suitable for about 8 cm crystal ball

 11, plus light base large size 6.5*6.5*3 cm

Suitable for about 10 cm crystal ball

Manual measurement of a few millimeters of error is normal