The Ratio 500 GWR Signal Box OO/HO is a detailed model kit for railway enthusiasts. Modelled on the signal box at Highley, Severn Valley Railway, this particular design originated from the private signalling firm Mackenzie and Holland, making it a versatile addition to many model railway layouts across the country. For added realism, an optional Ratio Signal Box Interior kit (553) is available to provide intricate interior details. The kit comes with pre-coloured parts, but painting and weathering can enhance its lifelike appearance. Glue is required for assembly. Footprint: 92mm x 51mm (including steps). Technical Specification: Length: 92mm, Width: 51mm. Suitable for all 1:76 Scale Model Railways and Modelling projects.