Double Head Push Mount Mounting Hole Fuel Line Double head cable ties are used to wire bundles or hoses that need to be secured parallel to each other. Made of heavy 6/6 nylon material, and UV stabilized for sun and weather. Push Mount Cable Ties are used to quickly snap into a ¼” hole. Made from 6/6 nylon material. UV stabilized for sun and weather. The mounting hole allows wires to be bundled and secured with a #10 screw. Heavy-duty 6/6 nylon material. UV stabilized for sun and weather. Meet U.S military specifications. Fuel line ties have a contoured head which allows a snug fit on nylon material. UV stabilized for sun and weather conditions. Meet U.S military specifications.