This Con-Cor Proto 2000 HO Pennsylvania PRR FA-2 & FB-2 Rail Barron Collection Set features a diesel locomotive with ready-to-go/pre-built assembly status. It is designed in HO gauge and includes a brand new PROTO 2000 model that is perfect for any railroad or train enthusiast. The set is categorized under Locomotives, Railroads & Trains, Model Railroads & Trains, and Toys & Hobbies, making it a great addition to any collection. This set is a must-have for those who love model trains and want to add a high-quality piece to their collection.