50' Outside Braced Box Car with Flashing End Of Train Device - RAILBOX - HO Scale. This Outside Braced Box Car comes equipped with a track-powered flashing red LED light (also known as a Flashing Rear End Device or FRED). Just attach the car to the end of your HO train for a modern finishing touch. Operates on both DC and DCC layouts. It also features an operating door, metal wheels, and E-Z Mate Mark II couplers. Bachmann also offers a separate End of Train Device that you can use to replace the rear truck/coupler on a variety of rolling stock.