Spartacus Leathers Cock Gear Metal Cock Rings. Black Steel Cock Rings Set includes 3 various sizes. Steel is a superb alternative for individuals with nickel allergic reactions. Spartacus black steel cock rings create a striking visual statement using their dark colored. Nickel free. Black Steel Ring Set includes 1.5 inches ring, 1.75 inches ring and a pair of inches ring. Group of metal cock rings, the selection of sizes, in nickel or black. When worn around the bottom of your penis and testicles, many users discover that cock rings increase sexual satisfaction. Prolong rings, erection enhancement, climax control rings, cock rings. Weighs .47 pounds. Black Steel Cock Rings Set from Spartacus A Love For Quality Catalog page 26. Made in the united states. New images added Feb 10, 2013