[Advantage] - The universal lawn mower gear blade nut fixing kit features excellent workmanship, good wear resistance, stable performance, high reliability and easy installation. [Material] - Made of high quality metal, sturdy, durable, long lasting and reliable. Universal, suitable for most reflections. [Easy to Use] - Use this fixing kit to secure the mower blade in the rotating position. They are a replacement for the head of your brush cutter gearbox. [Application] - The mower gearbox blade nut mounting kit is ideal for lawn mowers, brush cutters, chippers, etc.