This lawn accessory kit is designed to enhance the efficiency and longevity of your 4-stroke gasoline brush . The kit includes a protective cover, nuts, and other essential components to ensure smooth operation. Ideal for yard maintenance, this set helps you tackle tough grass and trimmers with ease, making your gardening tasks more manageable and efficient. Features -Color:Assorted Color -Material:Carbon steel -Size:7.70X7.70X1.10cm/3.03X3.03X0.43in -Size:4.30X4.30X1.10cm/1.69X1.69X0.43in -Size:4.50X4.50X1.50cm/1.77X1.77X0.59in -Size:2.20X2.20X0.75cm/0.86X0.86X0.29in -Versatile compatibility: specifically various types of lawn mowers, brush cutters, and trimmers, making it suitable for most straight shaft trimmers - : the adapter is primarily used for head trimmers with a 25 mm (1 inch) spindle, ensuring a precise and for efficient yard maintenance -Low vibration: the adapter connection kit fits tightly with minimal vibration, providing a smoother and more comfortable trimming experience -Reliable replacement: it serves as a dependable replacement for old or damaged parts, extending the life of your lawn maintenance equipment -Easy spool replacement: the lawn adapter attachment maintenance kit allows for easy replacement of the spool on your trimmer, enhancing convenience and efficiency Package list: 6pcs adapter (working head protective cover + upper fixed piece + lower fixed piece + lock nut + T-shaped wrench + hexagonal wrench)