Up for sale is a BARELY used Vintage Sunpak Dedicated Shoe OT-1D in original box.  For use with Sunpak DX series electronic flash units.   Interface module for Olympus OM-2, OM-2N, OM-10 and OM-1N cameras.    Made in Japan 

FREE shipping to any US address.    Will ship either USPS, Fed Ex or UPS which ever is lowest cost to your location.