Designed for effective guying applications, this guy insulator from Allied Bolt features a robust size of 3-1/2 inches by 2-1/2 inches, making it ideal for securely accepting large guy lines, dead ends, or bent-pin shackles. It conforms to the ANSI C29.1 Class 54-1 standard, ensuring reliability and durability across various aerial hardware and pole installations. With a precisely engineered 3/8-inch hole diameter, this insulator provides a dependable solution for maintaining stability and support in overhead line setups, making it an essential component for any aerial line hardware project.