14" Guide Bar and Chain Fits STIHL MS180 MS170 MS210 MS230 MS250 3/8LP 050' Please note this si a 3/8 low profile fitting which fits all of the small model stihl saws. The larger ones like the ms250 and ms025 may come with a .325 profile, which is not compatible with this bar and chain you will need to be verified prior to ordering. This is an extremely high quality replacement kit.