This Attwood Bow Eye is a durable, reliable fastener and mounting point, and can be used as a ski tow. Its twin shanks prevent twisting so it holds its shape rigidly. When mounted on the transom, it can be used as a reliable ski tow. This stainless steel Bow Eye comes with stainless steel nuts and washers. It has a 7/16-In. shank diameter, ½-In.-13 x 3 ¼ In. threads, a 1 9/16-In. center gap, and its total length is 5 5/8-In. It is rated for 12,000-pound pull strength. Attwood Corporation has been an award-winning leader in engineering, testing, and manufacturing of 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.