The T&S Brass 000965-45 is a durable shank lock nut specifically designed for use with the B-0113 model. Crafted from high-quality materials, this lock nut ensures a secure and stable connection, enhancing the overall performance of your hardware setup. Its precise engineering guarantees compatibility and ease of installation, making it an essential component for maintaining the integrity of your equipment. Ideal for both professional and DIY applications, the T&S Brass 000965-45 provides reliability and longevity in your plumbing or fixture projects.