Train-Tech SS1 Sensor Signal - 2 Aspect Home OO Gauge

Train Tech SS1 OO Gauge 2 Aspect Home Colour Light Signal

2 Light Aspect Signal for OO Gauge model railway 1:76 scale

Train-Tech SS2 Sensor Signal 2 Aspect Distant OO Gauge

Train-Tech SS2T Sensor Signal (Theatre Indicator) 2 Aspect Distant OO Gauge

4 Light Aspect Signal for OO Gauge model railway 1:76 scale

Train-Tech SS3T Sensor Signal (Theatre Indicator) 3 Aspect Home Distant OO Gauge