With this product every ring can be expandable — even eternity bands. The Adjustable Ring System has two components: a two-piece hinge and an expansion piece.

The Adjusto Shank® is a truly adjustable shank that enables the wearer to put a ring on any finger and have it fit comfortably. Unlike other hinged shanks that have a fixed size when closed, Hoover & Strong’s Adjusto Shank® can be adjusted to many sizes. Here is how to put it together:

Introduction With the Baby Boomers reaching their retirement years, the problems associated with ring fit and finger joint swelling will become a major issue for jewelers. This paper addresses the medical causes of swollen finger joints due to rheumatoid and osteoarthritis and solutions for the jeweler.

Knowing how to professionally install Superfit shanks for enlarged finger joints demonstrates another aspect of quality in your shop.