MaterialThe lawn mower blade is made of high quality ABS plastic, which is sturdy and durable, and unlike other metal blades, you don't have to worry about rusting. Suitable for The cutting knife is suitable for FRT18A FRT18A1 Art 46155 FRT20A1. With this trimmer knife, you will be easy to choose and cut lawn mowers. Simple and user-friendlyThe lawn trimmer knife is simple to install and use. This makes it easy for garden trimmers to cut your garden plants. Good performanceThe grass trimmer replacement knife has good stability, safety and reliability. Can reach all the weeds around the trees without cutting or hurting the trees. The best choice a good finish. The perfect replacement for lawn mowers and lawn mower blades. Replacement Blade Grass Trimmer This is a grass trimmer designed for the garden to effectively remove unwanted weeds from the lawn or garden. Plastic lawnmower blades are an ideal alternative to lawnmowers. You no longer have to kneel to work in the garden. Flowers, trees and garden furniture are not damaged. Plus you don't have to worry about weeds around trees. The weeder's plastic weed trimmer can reach all the weeds around the trees without cutting or hurting the trees. Ideal for replacing old damaged or dull blades. p> Features Material: ABS plastic Size: length 83mm Red color Packing list 100 blades of grass trimmer plastic replacement Note Due to manual measurements, there may be errors of 1 at 3mm. Try to understand.