25 per bag, black.
For use on wood posts.
Protects existing fence by extending electric fence wire 2 inches off the wood post. Holds most sizes of electric fence wire including poliwire. Excellent arcing protection to reduce shorting. UV stable and designed for long life. Nail insulator onto post. Insert wire into claws on front of insulator. Electric fence wire is firmly supported 2 inches away from wood post. Nails included.