Check the listing for details. TraxCAM-C O Scale Model Railroad Cellphone Camera Mount - Record Your Layout. Color: Black, Condition: New. Listed at 21.99 USD. TraxCAM-C by Scenery Sheets - O Scale Get into the cab of your favorite locomotive and see your model train layout from a new perspective with TraxCAM by Scenery Sheets.This adapter allows to use your cellphone (or other small handheld camera such as a GoPro) to record action videos on your train layout. The adapter includes a base unit and four padded stands. To use the TraxCAM with your cell phone or handheld camera, clip the four adapters onto the slots of the base according to the thickness of your phone. The base accommodates devices with a thickness of 1/8" to 1 3/4". Brackets that allow you to place the adapter on an O scale flatcar or gondola, then hook the flatcar or gondola to the front or back of the train.