specification
  The outer diameter is 5.8CM and the length is about 17CM.

  The outer diameter is 6.3CM and the length is about 19CM.

  The outer diameter is 6.8CM and the length is about 21CM.

  About 9G (manual measurement, there may be a slight error in the actual product specification weight, please refer to the actual weight)

  Material: Silver oxide + zircon, containing 92.5% silver.