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Wednesday 16 May 2018 at 07:12
This is the captive ball for the sarcophagus lock.
It registers sometimes, sometimes not. The design is pretty terrible, in my opinion. The plastic is super thin - doesn't feel like a commercial part at all.
It literally rocks back and forth in this plastic "cup" like plastic piece. Not sure who ...
Source: http://pinside.com/pinball/forum/topic/next-new-title-from-stern-announced-this-saturday/page/122#post-4400553