Had your livestock broken through your fence? Use our Pin Lock Insulators for a sturdy fence to keep your livestock in the right place. Our insulators have a large spark guard to prevent arcing. It is light in weight, but guaranteed to be strong enough to keep the livestock in the paddocks. The insulator is of high quality and made of UV resistant polyethylene you can be assured of its durability. Installation is quick and easy and is perfect for insulating wire from a steel post to build that sturdy fence.