DIY Easiest BATMAN Grappling Hook GUN

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How to Build A DIY Batman Grapple Gun

Batman Costume Tutorial - Grapnel Gun and Batarang

Batman's Grappling Hook : 11 Steps - Instructables

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Batman Grapple Gun by lilykill - Thingiverse

Always wanted a working Batman (1989) grapnel gun prop. So I

BATMAN DARK KNIGHT GRAPPLING LAUNCHER PROP REPLICA DC DIRECT NO

DIY Easiest BATMAN Grappling Hook GUN

Batman's Grappling Hook : 11 Steps - Instructables