High-quality materials: Made of high-quality metal, stable performance, high reliability, and not easy to corrode. Easy to install: Use this attachment kit to attach the trimmer blade to the rotary head. Easy to use: The product is easy to use and very useful. It is stable and reliable and is a good replacement kit. General accessories: Upper and lower spacers, protective cover, anti-thread nut mounting kit fits most lawn mowers. Scope: Suitable for most lawn mowers, brush cutters and paper shredders. Description: 1. The four-piece lawn mower accessories are made of high quality metal, with stable performance, high reliability and not easy corrosion. 2. Top and bottom seals, protective cover and anti-thread nut fixing kit fits most lawn mowers. Use this attachment kit to attach the lawn mower blade to the rotary head, which is easy to use. 3. Suitable for most lawn mowers, brush cutters, paper shredders, etc. Specifications Material: Metal Packing list 1 x top seal 1 x bottom gasket 1