Nightwingology on X: The gauntlets also replace the separate grappling hook launcher tool by building it into the glove. They fire a near unbreakable prometheum hook and cable. The cable launcher has

Tools of the Trade: Nightwing's Costume, Gear, and Vehicles

Nightwingology on X: His gauntlets have been used to store a variety of other gadgets, including flashbang grenades, wrist darts, sonic grenades, and bolas. / X

Tools of the Trade: Nightwing's Costume, Gear, and Vehicles

Craftworlds Codex Review: Flyers: Nightwing

Nightwing 1: Leaping into the Light: 9781779512789: Taylor, Tom, Redondo, Bruno: Books

Nightwing 1: Leaping into the Light

Nightwing 1: Leaping into the Light: 9781779512789: Taylor, Tom, Redondo, Bruno: Books

Nightwingology on X: Nightwing's gauntlets have been used in a variety of ways, often serving as a portable computer, communicator, and GPS. / X

Miller® TurboLite™ Retractable Webbing Lanyard with Snap Hook - 6' H-5129 - Uline

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