Blade Retaining Nut
This is an aftermarket blade retaining nut, suits the following model Stihl trimmers / brush cutters:
Stihl FS55, FS56, FS70, FS72, FS74, FS76, FS75, FS80, FS85, FS87, FS90, FS94, FS110, FS120, FS130, FS200, FS250, FS240, FS260
OEM Stihl part number: 4126 642 7600 (M10 x 1 L/Hand Thread)

![[15230] Side Extension Roller Mount](https://www.steelhubaccessories.com/wp-content/uploads/2026/10/15230-side-extension-roller-mount-scaled.webp)





