General description AlwaysH Pack of 100 Blades is designed for compatibility with Stihl PolyCut 2-2 and PolyCut 3-2 models, as well as FSA 45, FSA 57, and FSE 52 edgers. These plastic blades serve as perfect replacements for original blades, ensuring efficient grass trimming. Technical specifications Material: Nylon Total length: 90 mm Replacement Part Number: 40080071000 Usage To maintain optimal performance, soak the blades in water before use. Other information Delivery Quantity: 100 blades Note: Manual measurement may result in a 1 - 3 cm error. Color may vary due to lighting and display differences.