Signswise Replace Zama Carburetor for Stihl Fs45 - Fs45c - Fs45l- Fs46 - Fs46c -Fs55 - Fs55r - Fs55rc - Km55 - Km55r -Fs38 - Fs45c - Fs45l - Fs55c - Fs55t New high quality aftermarket re-adjusted zama carburetor. Fits for STIHL trimmer Replaces ZAMA : C1Q-S66, C1Q-S71, C1Q-S97(A), C1Q-S143, C1Q-S153, C1Q-S186,4140-120-0619 B 4140 120 0619 Package including 1pc carburetor