Universal Binocular Mount (UBM) Dovetail AssemblyThe UBM Dovetail Assembly is the mounting surface that attaches your binocular to the Farpoint Universal Binocular Mount. It accepts bottom mount binoculars directly and provides the platform for a Far Sight when using inline mount binoculars. What it's for The Farpoint UBM ships with one Dovetail Assembly. Buy this product to replace a lost or damaged unit, or to keep a second one set up with a different binocular for fast swaps. Specifications