Feature: -This trimmer head is specifically designed as a replacement part for Stihl AutoCut. -It is suitable for making a low grass, so that the grass grows more cleanly. -Fits most brush cutters, such as Stihl FS38 FS40 FS50 FSE81 AutoCut. Replaces 4006 710 2126 -This trimmer touches grass head attachments is ideal for garden, agricultural use. -Easy to install and convenient to use. Double line for cutting and slimming. Features: Name: C6-2 cutter head Material: hardened plastic Size suitable for gearbox: M10 x 1.0lh Scope of application: lawn mower accessories Packing list: 1 X Cutting Head