These Attwood Zig-Zag Cleats are ideal for use on kayaks, canoes, fishing boats, and pontoons, and are also well-suited as utility cleats on docks. These reliable cleats feature strong and lightweight nylon construction. Each black cleat is 3 ½ inches long and is pre-drilled for installation using 2 fasteners per cleat. They can handle rope up to 3/8-inch diameter. These cleats are sold in pairs. Attwood Corporation has been an award-winning leader in engineering, testing, and manufacturing the highest quality marine products for over 100 years. We deliver safe and reliable lighting, fuel systems, water systems, seating & pedestals, swim ladders, custom upholstery, and general marine accessories that are easy to install and meet regulatory compliance.