GWR lost wax brass Cast hollow 7 1/4g scale Locomotive Headlamp. 2 off lamps complete with. 1 silvered and 1 red lens if you wish to use one as a tail lamp. 7 1/4 gauge GWR. Brass lost wax casting GWR standard pattern headlamp suitable for 7 1/4 gauge. These lamps bodies are approx 20 mm square, 40 mm tall over lid, 54 mm tall over handle. Side mounted lamp iron pockets both sides of body. Cast hollow with silver and red mirrored lens. For additional pictures and information see our website for The Miniature Railway Supply Co.