The Gallagher 025527 XDI Ring Insulator is a genuine Gallagher part, specifically engineered for permanent electric fencing systems. This durable insulator is designed to securely hold fence wire while maintaining optimal electrical insulation, preventing power loss. Each pack contains 125 high-quality insulators, ensuring ample supply for extensive fencing projects. The XDI design provides robust performance and longevity in various weather conditions, making it ideal for agricultural and livestock containment applications. It is compatible with a range of fence wires, including steel wire, polywire, and polyrope, offering versatility for different fence setups.