Clutch Drum Spur For Stihl Chainsaw Part Number 1121 640 2004 1141 640 2001 Warning! Please confirm your Original size before purchase Size: Spur Pitch:0.325" Teeth:7 Total Height: 29.2Φ Hole ID :13Φ Drum ID :69Φ Compatible Wtih Stihl Chainsaw Stihl 024 Chainsaw Stihl 026 Chainsaw Stihl MS240 Chainsaw Stihl MS260 Chainsaw Stihl MS260C Chainsaw Stihl MS261 Chainsaw Stihl MS261C Chainsaw Stihl MS270 Chainsaw Stihl MS270C Chainsaw Stihl MS271 Chainsaw Stihl MS271C Chainsaw Stihl MS280 Chainsaw Stihl MS280C Chainsaw Stihl MS291 Chainsaw Stihl MS291C Chainsaw Package Contents; 1 x Clutch Dum Chainsaw Sprocket 1 x Washer 1 x Clip 1 x Needle Cage