Features 1. [APPLICABLE MODEL] It is suitable for most straight shaft brush cutters above or equal to 40CC. 2. [EFFICIENT DESIGN] It can be used as a perfect accessory for gardening tools and can effectively extend the service life of the machine. 3. [HIGH PERFORMANCE] Stable performance, it can perfectly match your machine and greatly improve the weeding performance. 4. [SIMPLE OPERATION METHOD] It is easy to replace and install, it is wear-resistant and durable, and has low vibration. 5. [PROFESSIONAL MANUFACTURING] With exquisite craftsmanship and high-precision design, it helps to provide good performance. Specifications Item Type: Trimmer Head Material: Aluminum Product Bottom Diameter: Approx. 10cm/3.9in Product Hole Outer Diameter: Approx. 2.5cm/1in Weight: Approx. 506g/17.8oz Compatibility: It is suitable for most straight shaft brush cutters above or equal to 40CC. Package Contents 1 x Brush Cutter Head 4 x Wires Note: This product is suitable for most straight shaft brush