This maker built a working Batman grappling gun in only a year - The Verge

Built IRL has published a video showing off his grappling gun, which fits on his wrist and can let him move with surprising speed. It even brings him back down to the ground.

Make it Real: Batman Grappling Hook Gun (FINAL TEST)

After rewatching Homecoming to prepare for Infinity War, this is

Make it Real: Batman Grappling Hook Gun (FINAL TEST)

The Batman (film) - Wikipedia

1005 Plastic Inspiration: The Grapnel Launcher is a full-size replica of Batman's signature gadget Length: The Grapnel Launcher is over 7 inch in

NECA Batman (1989) Grapnel Prop Replica

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Someone Created A Working Replica Of Batman's Grappling Gun

Batman Grappling Gun (real life gadgets)