The Lionel O 6-11654 Union Pacific Mechanical Reefer 2-Pack #455963, 455964 is a set of two well-crafted refrigerator cars in 1:48 scale, designed for O gauge model railroads. Made of plastic and diecast materials, these cars feature detailed paint in the vibrant colors of the Union Pacific Railroad. The set is brand new and comes in a C-9 Factory New-Brand New grade, making it a desirable addition to any model railroads and trains collection for enthusiasts of the Union Pacific railroad.