July, 1975 per S&WCA Journal 7-3, same time the 2.5" M66 was introduced.While I do not know the exact year Im estimating around 1974-75...
July, 1975 per S&WCA Journal 7-3, same time the 2.5" M66 was introduced.While I do not know the exact year Im estimating around 1974-75...