Practical Insulator Ring: Electric fence insulator rings are suitable for high-tensile steel wires, aluminum wires, polybraid and polywires, which are very suitable for replacing broken insulators.Easy to Use: Simply screw the screws into the timber fence without any special tools.Premium Design: The angled slot can hold electrified wire without energy loss, suitable for low impedance and standard load fence controllers.Materials: Made of Plastic materials, environmentally friendly and durable, can be used as an essential electric fence accessories.Colour: blackMaterial: plastic, metalSize: total length 257mmPackage Contents:25 * Electric Fence InsulatorsOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.