Model: The Mark III car family is completely new tooling. The interiors are done in multiple colors. Both cars have factory-installed LED interior lighting. A buffer capacitor is installed in each car to bridge over short areas without current. The cars are equipped with operating, current-conducting close couplers. The interior lighting works in conjunction with the marker light car from the 23690 set and the assigned car order must be followed for this function. There are trucks specific to the types of cars, roof shapes, side walls, and underbodies with many separately applied details. The buffer height on the cars conforms to the NEM. There are separately applied vents, grab irons, control lines, and steps on the trucks. There are imprinted car route signs and car assignment numbers. Two crossover end doors are included with each car. These doors were installed on the prototype for crossovers. A decal set is included with the two cars with four additional car numbers and assignment numbers. Together with the 23690 set the use of five add-on sets can allow a prototypical 14 part consist to be made. Both cars are individually packaged in an additional master package. The minimum radius for operation is 360 mm / 14-3/16". Length over the buffers approximately 56.6 cm / 22-1/4". An add-on car set can be found in the Trix H0 assortment under item number 23690. An electric locomotive to go with these cars can be found in the Trix H0 assortment under item number 25420. The switching coupling car "Sputnik" to go with these cars can also be found as new tooling under item number 24650. This model can be found in an AC version in the Märklin H0 assortment under item number 42191. Spare parts for our articles can be found here in our spare parts search.