100% Japan made Mount adapter. You have chosen your which is a Japanese precision-made instrument, and you have chosen your lens which is a Japanese precision-made instrument, then why don't you choose a Japanese precision-made Lens Mount Adapter?

Our mount adapters are manufactured in Japan by our meticulous and skilled craftsmen. Our adapters boast remarkable workmanship and are 100% Japan made so no one can beat our quality. We recommend individual adapters for every lens purchased/owned.

It is manufactured by the Rayqual, Tokyo, Japan, who are renown specialists
in the manufacture of lens mount adapters. The company has enjoyed tremendous success and an enviable reputation in Japan in this specialized area.