Patent ID: 7434518

Claim:
A truck for use on a piece of model railroad rolling stock, the truck having axle/wheels sets associated therewith, comprising: two identical truck portions, which, when joined, form a model railroad truck frame, each truck portion comprising: a half bolster, including a half central mounting structure, a slot located adjacent said half central mounting structure inboard thereof and a tongue located adjacent said half central mounting structure outboard thereof; and a side frame; wherein, when said tongue on one truck portion is placed in the slot of another truck portion, said truck frame is formed; and a frame retainer which is received in a full central mounting structure, formed by the half central mounting structures of two truck portions with the truck portions joined; wherein, with the frame retainer received in said full central mounting structure, the frame portions are (1) prevented from laterally separating from one another, and (2) have a limited rotational movement relative one another along axes extending through each slot-tongue combination.