The Sky-Watcher 14" Universal Losmandy-D Dovetail Plate allows you to safely and easily mount your OTA onto your mount head. Utilizing the larger dovetail design, it makes a strong and solid connection for many medium to larger telescope designs. The plate comes pre-drilled with multiple popular mounting patterns for a wide variety of mount head configurations. It is made of lightweight and strong aluminum that is treated with a scratch-resistant anodized finish in Sky-Watcher's signature green, so it'll match your optical tube and mount perfectly.