@Lionelzwl2012 posted:just got a new two pack of bnsf rotary dump cars. the couplers are dummy and thats the way the old ones were.
All runs of the rotary dump cars before the latest one with the new tooling had a fixed rotary coupler on one end and an operating coupler on the other. The newest run has non-operating couplers on both ends despite the box label saying otherwise.