Specifications
Material: Zine Alloy,
Color: Siliver
Inner Diameter Size and Weight:

A/B/C/D/E
30MM/1.18", 136g/4.8oz,
35MM/1.38", 152g/5.36oz, 
40MM/1.57", 163g/5.75oz,
45MM/1.77", 181g/6.38oz, 
50MM/1.97", 195g/6.88oz
Thickness: 15MM/0.59"

Discreet packaging.All items will be cautious to sended to buyer,so no one saw what was inside.
If you have any question please feel free to contact us, We will reply for your message within 24 ~ 38 hours. Please be patient.
We can not answer your questions on Sunday, Saturday & Chinese Holidays.