Thank you for viewing. The Omega "114ST000014" (or the exact part number 114STZ000014) is a replacement link (watch link) primarily used for metal bracelets such as the Speedmaster Mark II. AuthenticWatches AuthenticWatches The main details regarding this product are as follows: Purpose: This is an additional link to adjust the length of Omega's stainless steel bracelets. Example Compatible Models: Used for specific bracelet models such as the Speedmaster Mark II.