Block trains carrying specialised loads are a feature of the modern railway. All Peco wagons feature free running wheels in pin point axles. The ELC coupling, whilst compatible with the standard N gauge couplings, keeps a realistic distance between vehicles and enables the PL-25 electro magnetic decoupler to be used for remote uncoupling.
PECO Streamline and Setrack N Gauge Code 80 and Code 55 trackage systems
PECO N Quality Line Wagons