This maker built a working Batman grappling gun in only a year



Gif of Built IRL using his grappling gun
Built IRL

If you’ve ever watched a Batman movie or played Just Cause, you’ve probably thought “wow, using a grappling hook would be so much fun.” YouTuber Built IRL, whose name is JT, thought so too — and he’s been working on making that happen for the past year. The end result is a grappling hook gun that functions pretty similarly to the ones we’ve seen in movies and games.

As you’ll see in the video above, this new grappling gun is more impressive than many previous attempts. For one thing, it’s self-contained — the entire unit fits on his arm, including the CO2-powered blasting mechanism that shoots the hook using standard cartridges, and a very powerful 10,000W motor that’s properly fast and can completely pull him up into the air. (He shows…

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