Kisankraft Pack of 2 Disk (O) is a genuine replacement set for 2-stroke brush cutters, compatible with KK-BC-555, 7640, and 8640 models. These disks are designed for secure and stable blade mounting or drive shaft assembly, ensuring smooth and efficient cutting performance. Ideal for regular maintenance and repairs, they help maintain the durability and reliability of your brush cutter in tough agricultural and landscaping conditions.