The Zareba Yellow Slant Nail Insulator has a single-headed nail. This yellow insulator is packed 25 per bag. The yellow electric fence insulator extends wire 2 ½” from wooden posts without losing energy through the post.

25 insulators per bag (Yellow). Nails included. Extends the wire 2 ½” from the wooden post. For 9 gauge through 22 gauge high-tensile steel wire and aluminum wire, all polywire (both regular and heavy duty), and polyrope up to ¼” in diameter.

Customer Reviews: 4.6 4.6 out of 5 stars 920 ratings 4.6 out of 5 stars. Item model number: IWNY-Z. Country of Origin: USA. International Shipping: This item can be shipped to select countries outside of the U.S. Learn More. Domestic Shipping: Item can be shipped within U.S. : B005MNJSGM. Manufacturer: Zareba Systems. Item Weight: 8.8 ounces. Product Dimensions: 1.82 x 9.64 x 11.39 inches.