These blades are a superior quality non genuine replacement parts that have been manufactured by Ufixt It is essential to regularly check and change the blades on your lawnmower. Non sharp and blunt blades will slash and rip the grass rather than cut it perfectly, this will make your lawn look patchy after a short period of time. These superior quality non genuine compatible cost saving replacement plastic blades will do the job properly. Includes: Pack of 20 Please ensure you check the list of models these blades fit .