Intermountain P44706 - HO Modern Locomotive PTC Antenna Arrays - Canadian National

HO Modern Locomotive PTC Antenna Arrays - Canadian National (4 Separate Antenna Pieces) PTC = Positive Train Control -Individually Packaged -Fully Assembled and Painted -For use with post 2008 era layouts -Good for pre-2008 era locomotives operating post 2008 -Prototype Specific (check photos for specific antenna type for your locomotive)