The Lionel Fastrack 90 degree crossing is a track accessory designed for model railroads and trains, specifically in the O gauge size. Manufactured by the well-known brand Lionel, this track crossing allows for realistic and intricate layouts for train enthusiasts to enjoy. With its 90 degree angle, it offers a unique and challenging element to add to your model railroad setup, providing hours of fun and creativity for hobbyists of all skill levels.