The Digitrax Signaling System is organized around the concept of �security elements� which are similar to what U

The Trainz SKU for this item is P12393880

Trainz Product Id: 12105001

The Trainz SKU for this item is P11449534

The Trainz SKU for this item is P11538843

MTH 30-2728-3 O MTA R-12 Subway Add-On Non Powered Set (Set of 2) ProductID_12006880 The Digitrax Signaling System isThis is an MTH 30 2728 3 Metropolitan Transportation R 12 2 Car Subway Add On Non Powered Set, Car #'s 35804, 30632. M. T. H. has been the only O Gauge manufacturer to produce subway passenger rosters for years. Our RailKing subway passenger cars and sets bring exactly the right, realistic look to your subway themed model railroad at affordable prices. No other manufacturer matches the quality and value found inside an M. T. H. subway set. Using an