Orion 7214 Dovetail Base for Finder Scope Dovetail base fits any Orion finder scope or reflex sight bracket so you can securely attach an aiming device to any telescope Ideal for custom installation of any Orion finder scope, EZ Finder reflex sight, and Green Laser Pointer bracket on any non-Orion telescope Also useful for adding a second or third aiming device to your telescope Aluminum base fits any diameter telescope tube, includes attachment hardware Not intended for use on Schmidt-Cassegrain telescope optical tubes