The MTH O Gauge NYC 6510 K-6b Diecast Shells are a set of pre-built model train cars in 1:48 scale, featuring a black color scheme and a replica of the K-6b train. Made of diecast material, these vintage model trains are part of the MTH Electric Trains franchise and are ideal for collectors aged 17 years and up. The cars are designed to operate on a 3-Rail-2-Conductor rail system and are themed around transportation, specifically representing the New York Central Lines corporate roadname. Perfect for model railroads and train enthusiasts looking to enhance their collection with high-quality replicas of classic freight cars. Both shells are well kept as illustrated in the pictures. No original box. Please see pictures for conditions of the items. Thank you for looking and have a nice day! Packaged with care and ships with tracking.