Mark 7® DecapSense for the XL650Sometimes you decap and sometimes you don't (decapping is the process in Station #2 that pushes out the old primer). What happens when your decapping pin is broken and you don't realize it ? How about that stubborn spent primer that hangs onto the pin and isn't fully discarded only to be pushed back in by the swage station ? oops. This is a must have accessory for the Mark 7 1050 Autodrive. The positive decap sensor uses optical recognition to