Designed for the serious horseman, the Max-Tight Horse Fence is manufactured using the Max-Tight Horse Safe Knot. This square knot provides extra vertical strength to withstand impact from large animals. It also allows flexibility in installation over hilly terrain. A unique feature to Max_tight Horse fence is Versi_tail. This allows for easier splicing of rolls and anchoring to corner posts by adding a 12" tail at the beginning of each roll and a 6" tail at the end. Versi-Tail allows for faster installation by eliminating the need to remove cross-wire staples to allow enuogh tail for tying to corners and splicing. Class I galvanized horse fence resists corrosion and ensures a longer fence life. Continuous vertical and horizontal wires, wrapped in a horse safe knot with a third wire, provides the strength and rigidity as well as the safety necessary for your prized animals. Class I Zinc Coated Spacing 4" x 2" Inside Wire Gauge 12.5 Top & Bottom Gauge 10