Fits For Stihl Chainsaw: MS171 MS171-2-Mix MS171Z MS181 MS181-2-Mix MS181C MS181C-BE MS181CBE-2-Mix MS181CBE-Z. MS171 2 Mix. Fit For Stihl Chainsaw Cylinder Bore: Ø 38mm. Cylinder Bore MS181 C-BE.
eBay