Fits Models: STIHL FC 100, FC 110, FC 90, FC 90-Z, FC 95 Edger, FC 95-Z Edger, FR 130 T Backpack Brushcutter, FS 100, FS 110, FS 111, FS 111 R, FS 130, FS 131, FS 131 R, FS 310 Clearing Saw Brushcutter, FS 87, FS 90, FS 91, FS 91 R Brushcutters, HL 100 K, HL 100 K-Z, HL 100, HL 100 Z, HL 90 K, HL 90 K-Z, HL 95 K, HL 95 Long Reach Hedgetrimmers, HT 100m HT 101, HT 103, HT 130, HT 130 Z, HT 131, HT 131 Z, HT 133 Pole Pruner, KM 100/100R, KM 110 R, KM 130, KM 130 R-Z, KM 130R, KM 90, KM 90 R, KM 90 R-Z Engines