Frontline 10K Zinc Plated Anchor Swivel* The 10K Swivel Anchor can be installed on concrete and steel structures with a variety of installation kits available to suit your application. * Swivel ring design that allows a D ring to rotate 360 degrees as well as flip back and forth at 180 degrees. * Heavy gauge heat treated alloy steel, reinforced bridge, D ring, and locking caps. * It can be used in both steel and concrete applications for rescue applications, lifting, hoisting, tie back. **