They can see how many shots they can shoot before the timer runs out on that screen.
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https://wietmarkt.nl/viewtopic.php?t=152663
https://hhthub.org/sportovni-sazky-a-dal-hraci-automaty-online/?snax_post_submission=success
https://www.ww2.site/forum/viewtopic.php?t=93645
http://forum3.bandingklub.cz/viewtopic.php?f=13&t=1315748
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