Good Performance: Heavy Duty In-Line Strainer with Compression Clip applies high-tensile compression on high-tensile fence line. Can be adjusted using a standard wrench.for a sturdy fence to keep your livestock in the right place. Considerate Design: This fence tensioner comes with locking frame, which can effectively prevent the tooth wheel from rotating to increase the reliability after installation. Easy to Installation: In-Line Wire Strainer should be located in the middle of long runs of wire or between two corner posts with performance ,helps you tighten your high-tensile wire on your electric fence. Material: Ratchet wire strainers are constructed with Aluminium casted tooth wheel,Galvanized Steel frame and equipped with a locking for improved performance.Galvanized to deter rust. Widely Applications: Perfect use for farm, garden, yard, villas, estates, vineyards and universal privacy filed. Due to different production batches, the color of the product may differ from the picture. Colour: silver Material: galvanized + aluminum Package Contents: 10 * Ratchet Wire Strainer Only 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.