Astromania Dovetail Finder Bracket for Finder Deluxe Telescope Reflex Sight. This base fits under all red dot finders with 21 mm mount. It allows fixing the finder to the telescope solidly. Suitable i.e. for Starpointer LED Finder scope from Skywatcher, Celestron, Orion, Baader SkySurfer and similar systems. Accepts all sights designed to fit a standard Picatinny rail. Fits into standard finder shoes by Skywatcher, GSO, Celestron, Vixen, Orion. Fits the dovetail mounting base on most telescopes. All metal construction and anodizing aluminium process, durable for long time use.