The Lionel Model Trains 6-62716 O Scale Short Extension Bridge Snap Together Kit is a vintage plastic bridge kit in black color, designed for model railroads and trains in O scale. This set includes a bridge and is suitable for transportation-themed layouts. With a scale of 1:48 and suitable for ages 17 years and up, this kit allows for easy construction and customization for model railroad enthusiasts looking to extend their layouts with a realistic bridge structure.