316L stainless steel anodizing rings

The following for your information:
Material:  316L stainless steel, Titanium Ta2 (Nickel and Lead free)
Stone use:  Available
Comfort- fit:   Comfort-fit inside available
Plating:   IP Gold, Black, Blue, Rose gold , two-tone available
Packing:  Opp bag with size tag or as customer's request
Lead time: 21days
Mini Quantity: 50pcs each size
Productivity:150,000pcs/month
Origin place: China
OEM welcomed.