Hubelino Switch Action Set - The Original - 43 Piece Marble Run Set - Made In GermanyThe Switch Expansion Is Small But Powerful. By Turns The Marbles Are Directed Either Left Or Right. The Switch Turns Itself And Makes It Possible To Aim At Two Terminals At The Same Time. This 43 Piece Set Includes Two Switches As Well As Run Elements, Marbles, Building Blocks And Base Plates. All Hubelino Marble Run Products Are 100% Compatible With Building Blocks From Other Manufacturers And Are Made In Germany From Astm Plastics Which Pass All Us