Stihl Grasscut 23-4 Grass Cutting BladeGRASSCUT GRASS CUTTING BLADE: CUTTING TOOL FOR MOWING IN DRY GRASS Made of steel. With four cutters for mowing thick, dry grass and reeds. Special steel blades for tough grass 230 mm 4 B (Brushcutter) for FS 55 R FS 55 FS 56 RC E FS 56 C E FS 70 RC E FS 70 C E FS 91 F S 111 FS 131 FSA 130 FSA 130 R FS 94 RC E FS 94 C E FSA 90 R FSA 90 FS 240 C E FR 131 T FR 460 TC EFM