Aluminum Alloy Finder Scope Base Mounting Bracket Dovetail Bracket for Telescope Feature: Brand new and high quality Suitable for finder Scope, red-dot, pointers and guidscope. Full aluminium-alloy made for long-life use. Universal size 1/4inch fit for different astronomical telescopes. Fixed tightly with metal locking screws. Light in weight, small in size, convenient for you to store and manage