Usage Tips:Item Type: Lawn Mower Metal Blade Product Length: 8.4cm / 3.31in Weight: 133g / 4.69oz Material: Stainless Steel Model Compatible: For Polycut 2 2, for Polycut 3 2, for FSA 45, for FSA 57, for FSE 52 lawn trimmer OEM Parts Replacement: 400800710001OEM Parts Replacement: The OEM of our lawn mower blades is 40080071000, this OEM can be a perfect fit and is a good replacement for lawn mower blades. 2Compatible Models: This weeder blade is perfect for Polycut 2 2, for Polycut 3 2, for FSA 45, for FSA 57, for FSE 52 lawn mowers and is the perfect replacement part. 3Exquisite Manufacturing: Professional manufacturing, superb craftsmanship and high accuracy help provide the best performance. 4Perfect Match: The perfect accessory for garden tools, which can effectively prolong the service life of the machine, with stable performance and can perfectly match your machine. 5Prime Materials: The product is made of premium stainless steel materials, durable, wear resistant, long service life, bringing good use experience. 6Timely Replacement: Perfect replacement of the blades, replacing the old broken blades with our ones to ensure the efficiency of the weed eater. 10 xLawn Mower Metal Blade