Impetus Models Double Ended Sentinel. LNER Class Y10
As used on the Wisbech & Upwell and Yarmouth Docks.
Scale: 4mm (OO, EM or S4 gauge/scale)
Material: Etched Brass with Whitemetal Castings
Additional Parts Required: Wheels, Gears, Motor, Solder, Flux, Paint, Transfers and Time & Patience.