Description:100% Brand New and High Quality.1. The shell made of high quality aluminum pressure casting.2. Easy to change, easy to install.3. Fit for most lawn mower, universal use.4. Vibration is small, wear good and durable.Specification:Color: as shownMaterial: aluminum alloySize: total size approximately. 5 * 5.7 cm / 1.97 * 2.24"Wrench size: approx. 80 * 6mm / 3.15 * 0.24"Washing machine diameter: approx. 24mm/0.94"Mowing rope diameter: approx. 2.4mm/0.09"Package Included:1PC * Trimmer head1PC * Allen key1PC * Install washer4PC * Mowing ropeNote:1. Due to the light and screen difference, the item's color may be slightly different from the pictures.2. Please allow 0.5-2cm differences due to manual measurement.