Fits the Following Chainsaw
Stihl 021, 023, 025, 026, 028, 029, 036, 039, MS210, MS210C, MS230, MS230C, MS231, MS231C, MS240, MS241C, MS250, MS250C, MS251, MS251C, MS260, MS260C, MS261, MS261C ,MS270, MS270C, MS280, MS280C, MS290, MS310, MS311, MS390, MS391
Pitch .325"
Teeth 7
Spline Size Mini 7 Spline (MS7)*
Bore 17mm (11/16")
Diameter 32mm (1-1/4")
Note *MS7 Mini 7 Spline Rims have an interior diameter of approximately 11/16" (less the splines) and will only fit clutch drums with that diameter bore. Please check before ordering.