ISO cold-forged from aerospace grade materials, the Yates Gear SMC Force Series D Screw Gate Tactical Carabiner is one of the strongest aluminum carabiners in the world. A large gate opening enables quick and easy engagement, while a Screw-Lok mechanism delivers rock-solid security. With a spartanized profile and non-reflective anodized finish, this tactical carabiner is ideal for during climbing activities, military operations, rescue scenarios, and more.