Next Up for SEALs: Upgraded Batman-Style Grappling Hook Gun
Just how practical would an ascension/grapple gun like Batman's be in 'real world' applications? - Quora
r Builds Batman's Grappling Gun That Actually Works
Batman Fans Create Real-Life, Functional Grappling Hook
Can Cannon ® Grappling Hook - Can Cannon by X Products
How would the Batarang look like if made by an actual weapon engineer? - Quora
Would Batman's grapple gun work in real life? - Quora
Would Batman's grapple gun work in real life? - Quora
Could a batarang work in real life? - Quora
How would Batman's grapple gun work in real life? What engineering disciplines would building one require? - Quora
What would it take to make Batman's glider-cape work? - Quora
How realistic is the tech in Telltale's Batman? - Quora
This Homemade Grappling Hook Brings Gaming Stunts Into Reality