Two kits are required to model the prototype as a model; Part 2 is part number 739-66314. Contents as follows: 4 furnaces, 1 charging tower, 2 charging machines, 2 pusher cars, 2 coke cars, 4 bridges for gas removal, 3 reversal towers, 3 conveyor belts, 3 reversal towers, 1 smoke stack. This kit consists of laser-cut, colored cardstock. It has the finest details partially of resin. Extensive instructions for building the kit are included. Required space for a complete coking plant (2 x Part 1 and 1 x Part 2) is approximately 250 cm x 100 cm/99 x 39".