14K Gold Earring Backs - 4 Piece Replacement Earring Backs 14k Gold Earring Backs,4-Piece.Made in USA. Diameter: 5.4MM. In response to the customer's response, we improved the size of Earring Backs. Fits on most standard posts. Great replacement for lost earring backs.If you lose your earring backs, these 4 pcs 14k Gold Earring Backs can help you fix your earrings. They were packed in a lovely jewelry bag. They do not make as much contact with ear like bigger backings and not cause to cause any irritation.