The 15/16" Ballcock Locknut from Braxton Harris is a crucial component for securing ballcock assemblies in toilets. Made from durable materials, this locknut ensures a tight and leak-free connection, preventing water loss and maintaining optimal performance. Its standard size makes it compatible with most ballcock systems, making it an essential part of any plumbing repair kit. Easy to install, this locknut is designed for long-lasting reliability, meeting industry standards for quality and performance.