... 62mm, 77mm, 82mm d. We are factory 1. Name: in stock 37mm 58mm adapter ring2. Feature: 49mm-52mm adapter ring , ... on customer's requirement6. MOQ: 1,000pcs and more(depending on the design) 7. Price: reasonable and ... parts,casting parts and other machining service.We have enough stock for all size rings, 37mm, 46mm, 52mm, ... adapter ring for sony , 58mm adapter ring in stock 37mm 58mm adapter ring