Make it Real: Batman Grappling Hook Winch (TEST)

Stainless Steel Grappling Hook (Grapple)

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What Are the Most Realistic Super Powers?, by Rhett Allain

Make It Real: Batman Grappling Hook Gun

Grapple Hook Weapon

MuGu Stainless Steel Batman Grapple Hook Multi-Function Carabiner for Outdoor Activities Tool Bag Emergency Vehicle Traction Not Suitable for Exercise

Un ur a construit un grappin de style Batman

Stainless Steel Grappling Hook (Grapple)

QUICK EASY BATMAN GRAPPLE GUN