4.5 inch Twin RP 41 mtg mark vi This Gun is an example of the engineering expertise of the people of Ordnance Factory Bendigo 4.5 inch twin gun mount has a range of 20km with a rate of 20 rounds per minute and were manufactured under licence in Bendigo between 1949 and 1961. The… Continue reading 4.5 inch Twin RP 41 MGT Mark VI