45 RPM record adapters in original box. These look to have never been used. Box says 10 RS-46 45 RPM record adapters by Webster Chicago. They measure about 1-1/2 inches diameter. One end of box was torn open and there are 3 more added for a total of 13 adapters. Made to snap in easy and stay in. Directions on back of box.
Mid-Century 45 RPM Metal Record Adapter Inserts Webster-Chicago New in Box RS-46