5Z Zama C1Q S173 S174 S176 Carburetor fits Stihl 4180 120 0610 CCA16 C1Q S173/S174/S176 Carburetor fit Stihl 4180 120 0610 (FR/FS/HT/KM110,130(R/T)) MPN: 41801200610, 4180 120 0610, c1q-s173 MPN: 41801200611, 4180 120 0611, c1q-s174 MPN: 41801200613, 4180 120 0613, c1q-s176 Fits Brand Trimmers: Stihl The carburetors (S173/S174/S176) are interchangeable Fits Models: FS 130, KM 130, FS130, KM130, HT130, HT131