STIHL chainsaw chain lever For models: 017 , 018 , 019T , 020 , 029 039 , 044 , 046 , 064 , 066 MS170 , MS180 , MS190T , MS192C , MS192T MS193T , MS200T , MS201 , MS261 , MS270 MS271 , MS290 , MS291 , MS310 , MS311 , MS341 MS361 , MS362 , MS390 , MS391 , MS400 MS460 , MS461 , MS650 , MS660 , MS661 Code: 40272288 Original part number: 1128-160-5000 STIHL MP