They can be mounted as a regular roof top billboard or

function-activated brake with synchronized sound effects

This is a Walthers 933-3122 HO MI-JACK Translift(R) Intermodal Crane Building Kit

Model Number: 00210

but help differentiate the pieces at a glance from non-banked track pieces)

Marklin 113734 Decoder For 26536 ProductID_11620916 They can be mounted asThis is a Marklin 113734 All Scales Decoder For 26536. Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes (P 9) Manufacturer: Marklin Model Number: 113734 Scale Era: HO Scale Model Type: Control The Trainz SKU for this item is P11494465. Trainz Product Id: 11494465