Tin toy not just for collectors save over 10 compared to indiviual purchasing price you will receive size d16 steam engine with 250 cm boiler smoking chimney steam whistle shut off valve in addition there is large transmission m57 m51 drill press can be used in conjuction with other drive models without any problems technical data d16 steam engine nickel plated brass boiler highly polished diameter 55 mm length 140 mm boiler capacity 250 cm with water gauge spy