Zareba 25-Pack Single Groove Porcelain Insulator with Nails

Insulators allow you to fasten electrified wire to posts without losing energy through the post. The Zareba Single Groove Wood Post Ceramic Insulators with nails can be used with steel/aluminum fence wire and poly wire. They're single grooved to protect against arcing. These insulators are durable and dependable with superior insulating performance. Specifications ?Çó Can be used with steel/aluminum fence wire and poly wire ?Çó Superior insulating performance ?Çó Includes washers and nails ?Çó 25 insulator per pack