Brand new Genuine STIHL Carburettor C1Q-S265 for Stihl FS45, FS55 Brushcutter - OEM No. 4140 120 0631Carburettor C1Q-S265 for Stihl FS45, FS55 Brushcutters Genuine Stihl Part. OEM No. 4140 120 0631. Replaces 4140 120 0622. Suitable for the Following Applications: FS38, FS46, FS55C, FS55R, KM55, KM55C, KM55R, KM55RC Note - Possible 8 variations and details from carb / serial number. If unsure on fitment for your machine call and check with as. SOLD WITHOUT ORIGINAL PACKAGING BRAND NEW GENUINE STIHL CARBURETTOR .