Durable Material: Our lawn mower blades are made of sturdy steel that is not easily worn, bent or broken. This can effectively help professional horticulturists or gardening enthusiasts easily improve work efficiency. Upgraded Structure: The structure of the mower blades has been carefully optimized to enhance overall balance and prevent vibration during operation, effectively protecting your lawn mower from damage. Humanity Design: Sharp mower blades and powder coating not only achieve efficient and uniform cutting effects without leaving grass debris, but also protect the palm during installation and enhance outdoor durability. Wide Adaptability: ELITEWILL lawn mower blade compatible with most 54 inch John Deere mowers. Easy and fast installation, saving you time and effort. M143520, M145516, M152726 Bolt on Installation: Our lawn mower part is very convenient to install on your lawn mower, and each package comes with installation instructions for all hardware and accessories. Help you create a organized garden, farm, or courtyard environment. Compatibility:Fit for John Deere 54" Deck Models: Ztrak Z375R, Z525E, Z535M, Z540M - EZTRAK Z425, Z435 , Z445 , 1023, 1025R, 1026R, GX255, GX335, GX345, GX355, X340, X380, X394, X465, X475, X485, X495, X500 X520, X534, X570, X575, X580, X585, X590 X700, X720, X729. Upgrade your lawn mower with these durable, high-quality replacement blades. This set of three black, star-hole blades is designed to fit various mower models, ensuring a precise and efficient cut. Made from sturdy materials, these blades resist wear and tear, providing long-lasting performance. Easily install them on your mower to maintain a well-groomed lawn. With their sharp edges and robust construction, these replacement blades will make mowing a breeze. Enhance your lawn care routine with this practical and affordable solution.