The Micro- Engineering #75-507 HO Scale Deck Girder Bridge is a highly detailed and authentic model of a 50' ballasted deck bridge. This unassembled kit is perfect for model railroad enthusiasts looking to add a realistic touch to their layouts. Made in the United States by the brand Micro- Engineering, this C-10 Mint - Brand New product is sure to enhance any HO scale railroad scene with its intricate design and attention to detail.