Class 44 44006 Whernside BR Blue - Weathered The model has been factory weathered to give it that authentic look from the times when it was in operational service. This model is fitted with a 21-pin DCC Socket making it a very straightforward process to add a decoder. The following details are also included on this model: - Directional Lighting Sprung Buffers Driver Figure Fitted Etched Name Plates Accessory Pack Branchline models are designed to be a consistent size that is known as OO scale. Our models are large enough to incorporate a high level of detail as well as many additional features such as directional lighting, sound effects and digital. OO scale models run on a track with a gap of 16.5mm between the running rails and this track gauge is the most popular in the world.