Not cheap - but also very valuable. Mechanics excellent and well thought out in detail. 1. Three threaded holes at the bottom allow additional attachment of a Macro-tongs for two flash units. 2. The base can be attached directly to an Arca-Swiss kompatiplen tripod head and leaves room to move the camera like on a sliding plate. The verergrößert the reach of Einstellschlittens addition. Five Stars!
