3 axle 2nd/3rd class compartment wagon with brakeman's cab type BC3-pr03, DRG
Middle axle laterally sliding.
Prototype: The structural shape of the compartment wagon goes back to the beginnings of the railways history. The type pr 11 is one of the last built Prussian compartment with skylight roof and at the same time one of the most built passenger wagons in the German area. The three or two axle wagons were availabe with and without brakeman's cab. A fiew units can still be seen today on tracks of railways museums.
Coupling - NEM shaft 355 with close coupling mechanism
Length over buffer - 79 mm