National Hardware 3/16" x 5-1/2" Zinc Eye & Eye Turnbuckle is a durable and reliable hardware piece designed for various tensioning applications. This turnbuckle features an eye and eye configuration with a hex-shaped body for easy adjustment. It is crafted from aluminum with a zinc finish, ensuring corrosion resistance and long-lasting performance. The steel eyes provide added strength and security, making it i for outdoor or heavy-duty use. Model Number: N221-721