Compatible with water closet carriers, these cap nuts are made from durable chrome-plated material. Each nut measures 5/8 inch and meets ASPE/ANSI 45 and ASME/ANSI A112.6.9 standards, ensuring reliable performance in plumbing applications. The four-pack provides an efficient solution for securing fixtures, making installation straightforward. These components are essential for maintaining the integrity of your plumbing system.