During January 1944 it received its equipment of 16 x 5.5 - inch guns and was officially mobilised on 1 February .
AEC Matador gun tractors did not begin to arrive until the end of March .
During January 1944 it received its equipment of 16 x 5.5 - inch guns and was officially mobilised on 1 February although AEC Matador gun tractors did not begin to arrive until the end of March .