No more problems when you decide to take on the task of gathering up cables, wires, ropes, hoses or ducts. Gardner Benders Patented Double Lock Cable Ties will give you the best of the bundling world. Strength, durability, and reliability are just a few of the characteristics of this item. Locking teeth on both sides of the tie and at the head ensures a stronger connection and 50 percent greater tensile strength than the industry standard. This is a UL Recognized component that guarantees long lasting quality and the fulfillment of all your application's needs. It comes in a 20 unit presentation of the 8" version.