By A Mystery Man Writer
Steam Workshop::Firearms / Armas De Fuego x980 ︻╦╤──
Grapnel Launcher Deploys Projectiles, Grappling Hooks, Climbing Lines, Ascending Ladders and Accessories, Surpassing the Performance of Conventional Pyrotechnic Line Guns
Yep, She's Launching Soda Cans with an AR-15, and so Can You - Wide Open Spaces
Helix Operations – Tactical – Grapnel Launchers
LAUNCHERS – Atlas Devices
Launched Grapnel Hook
US ARMY M16 AR15 Launched Grapnel Hook (LGH) rifle accsessory.
How do grappling guns work? - Quora
US Army Military Launched Grapnel Hook LGH M16 M4
Can Cannon Launcher Package
WTS - Mil 'Launched Grapnel Hook' - for any AR/typical-spec muzzle device