The signal aspects change from Sh0 (red/red) to Sh1 (yellow/yellow)

Bulletproof switches are the foundation of any track system

This is Bachmann 64906 Alco FB2 Diesel Loco DCC Sound PRR HO

Model Number: 32004

(6) Kato 381mm/414mm Radius 45 Degree (15-16-3/8) Concrete Slab Double Track Viaduct Super Elevated Curve

American Model Builders 727 Laser Art Wood Truss Auto Bridge HO Scale Kit ProductID_11475987 The signal aspects change fromThis is a American Model Builders 727 HO Scale Wood Truss Auto Bridge Laser Cut Wood Kit 9 1 2 x 3 x 2 24. 1 x 7. 6 x 5. 1cm Long. Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes (P 9) Manufacturer: American Model Builders Model Number: 727 MSRP: $38. 95 Scale Era: HO Scale Model Type: Accessories The Trainz SKU for this item is P12003259. Trainz Product Id: 12003259