Description 115mm Universal A Vixen style universal dovetail plate which fits all iOptron mounts, as well as, other popular mounts. Features Anodized aluminum alloy 1.75 inches wide 115mm (4.5") long One 1/4" - 20 threaded hole Two mounting slots One year limited warranty Click HERE for a CAD file showing details 126mm iEQ Dual Saddle A Vixen style dovetail plate adapter designed for the iOptron iEQ45 dual saddle. It can fit all iOptron mounts, as well as, other popular mounts. Features Anodized aluminum alloy 1.75 inches wide 126mm (5") long Four M5 and two M6 threaded holes One year limited warranty Click HERE for a CAD file showing details. 166mm SkyTracker A Vixen style dovetail plate adapter designed for the iOptron SkyTrackerTM camera mount. It also fits all iOptron mounts, as well as, other popular mounts. Features Anodized aluminum alloy 1.75 inches wide 166mm (6.5") long 3/8-16 threaded holes for ball head (#3305A optional) mounting 3/8-16 threaded holes for counter weight (#3106-2 CW) mounting Two (2) M6X1/2" socket cap screws (not included) are needed to mount it onto a SkyTracker mounting ring. One year limited warranty Click HERE for a CAD file showing details 178mm Universal A Vixen style universal dovetail plate which fits all iOptron mounts, as well as, other popular mounts. Features Anodized aluminum alloy 1.75 inches wide 178mm (7") long The separations between holes are 1.5" and 3" One year limited warranty Click HERE for a CAD file showing details. Click HERE for how to attach a camera.