Clutch Drum Oil Pump Rim Sprocket Kits Fit For Stihl MS260 MS270 MS280 MS261 MS271 MS291 Chainsaw. Compatible With: fit for Stihl MS260 MS270 MS280 MS261 MS271 MS291 024 024AV MS240 Chainsaw. Rim Sprocket: 325" Pitch, Small 7 Spline, 7 Tooth and 8 Tooth.
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