NOS Powered Grappling Hook Gun

Grappling Hook Launcher : 15 Steps (with Pictures) - Instructables

Grappling Hook Launcher : 15 Steps (with Pictures) - Instructables

REBS

Rorschach Grappling Gun From Watchmen - Canada

Real working Grappling Gun

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

Things From Movies That Cannot Exist Number 1: The Grapple Gun

From Factory Entertainment. Factory Entertainment presents a high quality officially licensed scaled prop replica of the Grapple Launcher from Batman

Batman Grapple Launcher 6IN Prop Replica

How Much Power Does Batman Need for His Ascender Gun?