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Specifications:
Fitment: For Stihl MS271,MS291 Series Chainsaws
Type: .325"Pitch,-7 Tooth.
Replace Part # for 1121 640 2001
Note:
This item do not fit the part number 1121 640 2000
Package Include:
1*Clutch Drum
1*Clutch Assembly
1*Washer
1*E-clip
1*Needle Bearing.