【Universal Nut Fixing Kit】 Universal gearbox blade nut fixing kit fits most six tooth mower mower heads. 【High Quality Material】 Made of high quality metal high quality, wear-resistant, anti-corrosion, anti-rust, sturdy and durable. 【Easy Installation】 Simply attach the lawn mower blade to the rotary head with the attachment kit and you can use it . 【Convenient Use】 Useful and convenient to use. Stable Features and High Reliability. 【Package Includes】 You will get 5 different styles of lawn mower work accessories, enough to meet your daily needs.