The Lima Class 37 422 Diesel Locomotive in OO Gauge depicts a replica of the British Rail Class 37, featuring a Co-Co wheel configuration and a scale of 1:76. This pre-built model, representing Regional Railways 37422, is made of plastic and adorned with a British Rail corporate livery. With an analogue control system and two-rail system, this detailed locomotive is a ready-to-go collectable for enthusiasts of transportation-themed model railways. The painted features add to the authenticity of this classic British Rail design.