【Compatible with】: Fits Compatible with Stihl FS38, FS40, FS50, FSE81 AutoCut. Replaces 4006710 2126. 【Advantage】: Made of high quality plastic material, good toughness, abrasion resistant and durable. 【Easy to install】: Easy to install and convenient to use. Double line for mowing and thinning. 【Suitable for】: This trimmer hits grass head accessories is ideal for garden, agricultural use. Product Description Name: C6-2 Trimmer Head Material: hardened plastic Trimmer head diameter: 120mm/4.72"(approx.) Scope of application: lawn mower accessories Feature: -This trimmer head is specially designed to replace the parts of Stihl AutoCut. -It is suitable for making a low grass, so that the grass grows more neatly. -Suitable for most brush cutters, such as for Stihl FS38 FS40 FS50 FSE81 AutoCut. Replaces 4006710 2126 -This trimmer hits grass head accessories is ideal for garden and agricultural use. d convenient to use. Double line for mowing and thinning. Notes: 1. Due to the different