This page contains Saints Row 4 Hints for PC - Windows called "Penetrator weapon" and has been posted or updated on Aug 28, 2013 by qwert. Let us know what you think of this Hint by thumbs voting.
Go to Brickston and get to the bridge that leads east from that area. Discover the cavern beside the water simply north of the bridge. The Penetrator is concealed inside the cavern. You have to utilize super-powers to leap inside.
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