Batman Forever Grappling/Grapnel Hook?

NECA Batman Grapnel Launcher replica

Would Batman's grapple gun work in real life? - Quora

Batman Forever Grapple Gun(s) RPF Costume and Prop Maker Community

NECA Batman Grapnel Launcher replica, Page 2

Grappling gun (Burtonverse), DC Movies Wiki

Did the Batman Movie Really Originate Batman's Grappling Hook Gun?

Batman Forever Panther Build RPF Costume and Prop Maker Community

Batman Forever Panther Build RPF Costume and Prop Maker Community

Grapple Gun, Batman Wiki

Anybody have a good scientific explanation for the launch of the grapple gun? : r/batman

Obscure Batman Forever Prop (complete)

Obscure Batman Forever Prop (complete)

Batman Forever Grapple Upgrade (Complete #8)