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This is a combined Lamp/Bracket/Bearing for a model of acalling on lamp nd bearing bracket as used on GWR/BR semaphore signals. The print has 36 lamps and brackets. The bushes are to be drilled 0.45mm for the signal arm and 0.5mm for the fibre optic to the lamp. These are an aid to scratrchbuilding and are only useful to expert signal modellers.