New Pack of Chain Sprocket Clutch Cover + Bumper Spike + Screws fit for Stihl Chainsaw 024 026 028 029 034 036 038 039 Ms260 Ms270 Ms290 Ms310 Ms380 Ms381 Ms390 044 046 064 066 Ms440 Ms460 Ms650 Ms660 New high quality replacement parts Replacement oem# 1125 640 1701 Package includes chain sprocket clutch cover + bumper spike + 4 screws + 2 nut