3931 Class O2/1 'Tango' LNER Black No.3481 (GN High Cab/Tender) Steam Locomotive Class-50 The outstandingly flexible sound engine

The outstandingly flexible sound engine without a rigid flow chart facilitates a prototypical simulation of all conceivable rail vehicles

along with countless separate detailing parts like the metal handrails

Nickel silver track with gray roadbed

Let the lift carry the wagon all the way up

it is a pure DCC Decoder

3931 Class O2/1 'Tango' LNER Black No.3481 (GN High Cab/Tender) Steam Locomotive Class-50 The outstandingly flexible sound engineIntroduced by the Great Northern Railway in 1921 to a design by Nigel Gresley, these powerful 2 8 0s were built to haul heavy mineral trains. Several batches were built over a 22 year period by the GNR and LNER, with numerous improvements such as better cabs and bigger tenders. Heljan's model depicts the later '02 3' and '0 2 4' variants. FEATURES 21 pin DCC interface Factory fitted speaker in the tender NEM couplings Sprung buffers Exterior Details