B bhw4235 New member Dec 17, 2009 #1 Anyone tried one of the rcbs ammo master cronographs i purchaced one today and apparently i am not smart enough to use it tried it a hundred different ways , just says 1 one screen. any help would be appreciated.
Anyone tried one of the rcbs ammo master cronographs i purchaced one today and apparently i am not smart enough to use it tried it a hundred different ways , just says 1 one screen. any help would be appreciated.
