B251 2 Light Signal Yellow/Green Standard Square Head Scale_Other-Scales This motor drive unit fits

This motor drive unit fits neatly beneath the turntable assembly and uses a belt-driven DC motor system to rotate the bridge accurately between indexed positions

Each play session is a special event with this extensive wooden Trackside Accessory Set

MODEL FEATURES

Series production continued until 1975 at Derby Carriage Works

The second batch which comprised fifty units was classified 150/1s and numbered in the range 150101-150

B251 2 Light Signal Yellow/Green Standard Square Head Scale_Other-Scales This motor drive unit fitsPre built 2 Aspect Distant (Y G) Standard Square Head It is suitable for any layout based from around 1970 onwards, when this style of signal head came into use. Examples could still be found on the network until 2009, when the new slimmer signals became standard although this replacement programme began around 2000. This signal is ready to use out of the box and features a pre wired resistor to allow the safe operation of the signal from a 12 Volt DC