Bidspirit auction | K'NEX Ultrabots Master Set Construction

K'NEX Ultrabots Master Set Construction Pieces and Manuals - A large quantity of multi-colored K'NEX construction pieces, including rods, connectors, and gears, contained within a black plastic carrying case, accompanied by three electronic/motorized units (two red, one clear) and instruction manuals labeled ULTRABOTS, Speed CHANGER, CRUISIN, and BLACK BLOOD.