Features： 1、Good Function: The function is to tighten the horizontal alloy wire, so that the alloy wire can maintain proper tension and prevent the alloy wire from shaking at will. 2、Weather Resistant: The electronic fence wire tensioner is weather resistant, making it durable enough to withstand the wear and tear associated with extreme weather conditions. 3、Maintain Wire Tension: The electric fence wire tightener makes it easy to adjust the wire and cable and maintain the desired tension. 4、Product Size: Diameter on both sides is about 0.4cm / 0.2in. Fence wire tightener size is about 7x5x3cm / 2.8x2.0x1.2in. Light in weight, easy to carry. 5、Good Workmanship: Exquisite workmanship, beautiful appearance, small and portable size, providing you great using experience. Specification： Item Type: Electric Fence Wire Tightener Material: ABS Weight: Approx. 925g / 32.6oz Diameter on Both Sides: Approx. 0.4cm / 0.2in Product Size: Approx. 7x5x3cm / 2.8x2.0x1.2in Application: Suitable for Outdoor Security Electronic Fence Alloy Wire Tightening Package List： 50 x Fence Tensioner