Stihl 017 018 021 023 025 MS170 MS180 MS210 MS230 MS250 Chainsaws. 1. 325-7 Clutch Drum + 1 Clutch + 1 Needle Bearing + 1 Oil Pump Worm Gear + 1 Clutch Washer + 1 E-clip(8X1.3). Hope you can understand that.
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